Home / 134,839.10-202,331.55-59,970.80

Finding the Fourth Proportional to 134,839.10, 202,331.55 and 59,970.80

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Solution

The fourth proportional to 134,839.10, 202,331.55 and 59,970.80 is: 89,988.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,839.10 : 202,331.55 = 59,970.80 : x
  2. Step 2: Convert to fraction form
    134,839.10/202,331.55 = 59,970.80/x
  3. Step 3: Cross multiply
    134,839.10x = 202,331.55 × 59,970.80
  4. Step 4: Simplify right side
    134,839.10x = 12,133,984,918.74
  5. Step 5: Solve for x
    x = 12,133,984,918.74/134,839.10
  6. Step 6: Final answer
    x = 89,988.62

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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.