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Finding the Fourth Proportional to 177,718.80, 266,578.19 and 59,390.13

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Solution

The fourth proportional to 177,718.80, 266,578.19 and 59,390.13 is: 89,085.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,718.80 : 266,578.19 = 59,390.13 : x
  2. Step 2: Convert to fraction form
    177,718.80/266,578.19 = 59,390.13/x
  3. Step 3: Cross multiply
    177,718.80x = 266,578.19 × 59,390.13
  4. Step 4: Simplify right side
    177,718.80x = 15,832,114,451.73
  5. Step 5: Solve for x
    x = 15,832,114,451.73/177,718.80
  6. Step 6: Final answer
    x = 89,085.20

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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.