Home / 38,971.92-58,337.16-31,514.16

Finding the Fourth Proportional to 38,971.92, 58,337.16 and 31,514.16

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Solution

The fourth proportional to 38,971.92, 58,337.16 and 31,514.16 is: 47,173.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,971.92 : 58,337.16 = 31,514.16 : x
  2. Step 2: Convert to fraction form
    38,971.92/58,337.16 = 31,514.16/x
  3. Step 3: Cross multiply
    38,971.92x = 58,337.16 × 31,514.16
  4. Step 4: Simplify right side
    38,971.92x = 1,838,446,594.19
  5. Step 5: Solve for x
    x = 1,838,446,594.19/38,971.92
  6. Step 6: Final answer
    x = 47,173.62

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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.