Home / 91,590.44-126,399.57-51,301.85

Finding the Fourth Proportional to 91,590.44, 126,399.57 and 51,301.85

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Solution

The fourth proportional to 91,590.44, 126,399.57 and 51,301.85 is: 70,799.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,590.44 : 126,399.57 = 51,301.85 : x
  2. Step 2: Convert to fraction form
    91,590.44/126,399.57 = 51,301.85/x
  3. Step 3: Cross multiply
    91,590.44x = 126,399.57 × 51,301.85
  4. Step 4: Simplify right side
    91,590.44x = 6,484,531,780.20
  5. Step 5: Solve for x
    x = 6,484,531,780.20/91,590.44
  6. Step 6: Final answer
    x = 70,799.22

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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.