Home / 53,788.47-80,685.20-16,353.91

Finding the Fourth Proportional to 53,788.47, 80,685.20 and 16,353.91

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Solution

The fourth proportional to 53,788.47, 80,685.20 and 16,353.91 is: 24,531.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,788.47 : 80,685.20 = 16,353.91 : x
  2. Step 2: Convert to fraction form
    53,788.47/80,685.20 = 16,353.91/x
  3. Step 3: Cross multiply
    53,788.47x = 80,685.20 × 16,353.91
  4. Step 4: Simplify right side
    53,788.47x = 1,319,518,499.13
  5. Step 5: Solve for x
    x = 1,319,518,499.13/53,788.47
  6. Step 6: Final answer
    x = 24,531.62

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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.