Home / 53,177.11-79,737.45-15,732.02

Finding the Fourth Proportional to 53,177.11, 79,737.45 and 15,732.02

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Solution

The fourth proportional to 53,177.11, 79,737.45 and 15,732.02 is: 23,589.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,177.11 : 79,737.45 = 15,732.02 : x
  2. Step 2: Convert to fraction form
    53,177.11/79,737.45 = 15,732.02/x
  3. Step 3: Cross multiply
    53,177.11x = 79,737.45 × 15,732.02
  4. Step 4: Simplify right side
    53,177.11x = 1,254,431,298.50
  5. Step 5: Solve for x
    x = 1,254,431,298.50/53,177.11
  6. Step 6: Final answer
    x = 23,589.69

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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.