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Finding the Fourth Proportional to 53,999.60, 81,023.70 and 24,402.20

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Solution

The fourth proportional to 53,999.60, 81,023.70 and 24,402.20 is: 36,614.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,999.60 : 81,023.70 = 24,402.20 : x
  2. Step 2: Convert to fraction form
    53,999.60/81,023.70 = 24,402.20/x
  3. Step 3: Cross multiply
    53,999.60x = 81,023.70 × 24,402.20
  4. Step 4: Simplify right side
    53,999.60x = 1,977,156,532.14
  5. Step 5: Solve for x
    x = 1,977,156,532.14/53,999.60
  6. Step 6: Final answer
    x = 36,614.28

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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.