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Finding the Fourth Proportional to 177,967.50, 266,951.28 and 59,639.10

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Solution

The fourth proportional to 177,967.50, 266,951.28 and 59,639.10 is: 89,458.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,967.50 : 266,951.28 = 59,639.10 : x
  2. Step 2: Convert to fraction form
    177,967.50/266,951.28 = 59,639.10/x
  3. Step 3: Cross multiply
    177,967.50x = 266,951.28 × 59,639.10
  4. Step 4: Simplify right side
    177,967.50x = 15,920,734,083.05
  5. Step 5: Solve for x
    x = 15,920,734,083.05/177,967.50
  6. Step 6: Final answer
    x = 89,458.66

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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.