Home / 61,437.08-92,167.92-19,327.76

Finding the Fourth Proportional to 61,437.08, 92,167.92 and 19,327.76

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Solution

The fourth proportional to 61,437.08, 92,167.92 and 19,327.76 is: 28,995.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,437.08 : 92,167.92 = 19,327.76 : x
  2. Step 2: Convert to fraction form
    61,437.08/92,167.92 = 19,327.76/x
  3. Step 3: Cross multiply
    61,437.08x = 92,167.92 × 19,327.76
  4. Step 4: Simplify right side
    61,437.08x = 1,781,398,976.62
  5. Step 5: Solve for x
    x = 1,781,398,976.62/61,437.08
  6. Step 6: Final answer
    x = 28,995.50

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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.