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Finding the Fourth Proportional to 63,374.40, 95,061.60 and 42,484.80

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Solution

The fourth proportional to 63,374.40, 95,061.60 and 42,484.80 is: 63,727.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,374.40 : 95,061.60 = 42,484.80 : x
  2. Step 2: Convert to fraction form
    63,374.40/95,061.60 = 42,484.80/x
  3. Step 3: Cross multiply
    63,374.40x = 95,061.60 × 42,484.80
  4. Step 4: Simplify right side
    63,374.40x = 4,038,673,063.68
  5. Step 5: Solve for x
    x = 4,038,673,063.68/63,374.40
  6. Step 6: Final answer
    x = 63,727.20

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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.