Home / 58,581.38-87,898.85-31,887.38

Finding the Fourth Proportional to 58,581.38, 87,898.85 and 31,887.38

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Solution

The fourth proportional to 58,581.38, 87,898.85 and 31,887.38 is: 47,845.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,581.38 : 87,898.85 = 31,887.38 : x
  2. Step 2: Convert to fraction form
    58,581.38/87,898.85 = 31,887.38/x
  3. Step 3: Cross multiply
    58,581.38x = 87,898.85 × 31,887.38
  4. Step 4: Simplify right side
    58,581.38x = 2,802,863,432.58
  5. Step 5: Solve for x
    x = 2,802,863,432.58/58,581.38
  6. Step 6: Final answer
    x = 47,845.64

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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.