Home / 47,437.86-71,160.17-14,155.23

Finding the Fourth Proportional to 47,437.86, 71,160.17 and 14,155.23

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Solution

The fourth proportional to 47,437.86, 71,160.17 and 14,155.23 is: 21,233.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,437.86 : 71,160.17 = 14,155.23 : x
  2. Step 2: Convert to fraction form
    47,437.86/71,160.17 = 14,155.23/x
  3. Step 3: Cross multiply
    47,437.86x = 71,160.17 × 14,155.23
  4. Step 4: Simplify right side
    47,437.86x = 1,007,288,502.41
  5. Step 5: Solve for x
    x = 1,007,288,502.41/47,437.86
  6. Step 6: Final answer
    x = 21,233.85

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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.