Home / 91,633.62-126,462.15-51,346.92

Finding the Fourth Proportional to 91,633.62, 126,462.15 and 51,346.92

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Solution

The fourth proportional to 91,633.62, 126,462.15 and 51,346.92 is: 70,863.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,633.62 : 126,462.15 = 51,346.92 : x
  2. Step 2: Convert to fraction form
    91,633.62/126,462.15 = 51,346.92/x
  3. Step 3: Cross multiply
    91,633.62x = 126,462.15 × 51,346.92
  4. Step 4: Simplify right side
    91,633.62x = 6,493,441,899.08
  5. Step 5: Solve for x
    x = 6,493,441,899.08/91,633.62
  6. Step 6: Final answer
    x = 70,863.09

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Double scale
Find fourth proportional to 91,634.62, 126,463.53 and 51,347.92
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.