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Finding the Fourth Proportional to 55,228.08, 76,211.13 and 32,565.99

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Solution

The fourth proportional to 55,228.08, 76,211.13 and 32,565.99 is: 44,938.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,228.08 : 76,211.13 = 32,565.99 : x
  2. Step 2: Convert to fraction form
    55,228.08/76,211.13 = 32,565.99/x
  3. Step 3: Cross multiply
    55,228.08x = 76,211.13 × 32,565.99
  4. Step 4: Simplify right side
    55,228.08x = 2,481,890,897.47
  5. Step 5: Solve for x
    x = 2,481,890,897.47/55,228.08
  6. Step 6: Final answer
    x = 44,938.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.