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Finding the Fourth Proportional to 95,707, 143,549.55 and 25,591.78

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Solution

The fourth proportional to 95,707, 143,549.55 and 25,591.78 is: 38,384.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,707 : 143,549.55 = 25,591.78 : x
  2. Step 2: Convert to fraction form
    95,707/143,549.55 = 25,591.78/x
  3. Step 3: Cross multiply
    95,707x = 143,549.55 × 25,591.78
  4. Step 4: Simplify right side
    95,707x = 3,673,688,374.74
  5. Step 5: Solve for x
    x = 3,673,688,374.74/95,707
  6. Step 6: Final answer
    x = 38,384.74

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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.