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Finding the Fourth Proportional to 44,565.60, 66,848.40 and 39,727.20

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Solution

The fourth proportional to 44,565.60, 66,848.40 and 39,727.20 is: 59,590.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,565.60 : 66,848.40 = 39,727.20 : x
  2. Step 2: Convert to fraction form
    44,565.60/66,848.40 = 39,727.20/x
  3. Step 3: Cross multiply
    44,565.60x = 66,848.40 × 39,727.20
  4. Step 4: Simplify right side
    44,565.60x = 2,655,699,756.48
  5. Step 5: Solve for x
    x = 2,655,699,756.48/44,565.60
  6. Step 6: Final answer
    x = 59,590.80

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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.