Home / 97,490.16-134,545.50-59,240.88

Finding the Fourth Proportional to 97,490.16, 134,545.50 and 59,240.88

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Solution

The fourth proportional to 97,490.16, 134,545.50 and 59,240.88 is: 81,757.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,490.16 : 134,545.50 = 59,240.88 : x
  2. Step 2: Convert to fraction form
    97,490.16/134,545.50 = 59,240.88/x
  3. Step 3: Cross multiply
    97,490.16x = 134,545.50 × 59,240.88
  4. Step 4: Simplify right side
    97,490.16x = 7,970,593,820.04
  5. Step 5: Solve for x
    x = 7,970,593,820.04/97,490.16
  6. Step 6: Final answer
    x = 81,757.93

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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.