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Finding the Fourth Proportional to 53,835.60, 80,695.80 and 24,248.40

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Solution

The fourth proportional to 53,835.60, 80,695.80 and 24,248.40 is: 36,346.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,835.60 : 80,695.80 = 24,248.40 : x
  2. Step 2: Convert to fraction form
    53,835.60/80,695.80 = 24,248.40/x
  3. Step 3: Cross multiply
    53,835.60x = 80,695.80 × 24,248.40
  4. Step 4: Simplify right side
    53,835.60x = 1,956,744,036.72
  5. Step 5: Solve for x
    x = 1,956,744,036.72/53,835.60
  6. Step 6: Final answer
    x = 36,346.66

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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.