Home / 91,904.66-137,856.48-35,783.81

Finding the Fourth Proportional to 91,904.66, 137,856.48 and 35,783.81

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Solution

The fourth proportional to 91,904.66, 137,856.48 and 35,783.81 is: 53,675.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,904.66 : 137,856.48 = 35,783.81 : x
  2. Step 2: Convert to fraction form
    91,904.66/137,856.48 = 35,783.81/x
  3. Step 3: Cross multiply
    91,904.66x = 137,856.48 × 35,783.81
  4. Step 4: Simplify right side
    91,904.66x = 4,933,030,087.59
  5. Step 5: Solve for x
    x = 4,933,030,087.59/91,904.66
  6. Step 6: Final answer
    x = 53,675.52

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.