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Finding the Fourth Proportional to 57,925.20, 86,860 and 24,627.21

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Solution

The fourth proportional to 57,925.20, 86,860 and 24,627.21 is: 36,929.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,925.20 : 86,860 = 24,627.21 : x
  2. Step 2: Convert to fraction form
    57,925.20/86,860 = 24,627.21/x
  3. Step 3: Cross multiply
    57,925.20x = 86,860 × 24,627.21
  4. Step 4: Simplify right side
    57,925.20x = 2,139,119,460.60
  5. Step 5: Solve for x
    x = 2,139,119,460.60/57,925.20
  6. Step 6: Final answer
    x = 36,929.00

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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.