Home / 96,617.13-133,331.45-54,174.75

Finding the Fourth Proportional to 96,617.13, 133,331.45 and 54,174.75

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Solution

The fourth proportional to 96,617.13, 133,331.45 and 54,174.75 is: 74,761.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,617.13 : 133,331.45 = 54,174.75 : x
  2. Step 2: Convert to fraction form
    96,617.13/133,331.45 = 54,174.75/x
  3. Step 3: Cross multiply
    96,617.13x = 133,331.45 × 54,174.75
  4. Step 4: Simplify right side
    96,617.13x = 7,223,197,700.01
  5. Step 5: Solve for x
    x = 7,223,197,700.01/96,617.13
  6. Step 6: Final answer
    x = 74,761.05

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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.