Home / 62,931.96-94,456.26-31,789.08

Finding the Fourth Proportional to 62,931.96, 94,456.26 and 31,789.08

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Solution

The fourth proportional to 62,931.96, 94,456.26 and 31,789.08 is: 47,713.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,931.96 : 94,456.26 = 31,789.08 : x
  2. Step 2: Convert to fraction form
    62,931.96/94,456.26 = 31,789.08/x
  3. Step 3: Cross multiply
    62,931.96x = 94,456.26 × 31,789.08
  4. Step 4: Simplify right side
    62,931.96x = 3,002,677,605.64
  5. Step 5: Solve for x
    x = 3,002,677,605.64/62,931.96
  6. Step 6: Final answer
    x = 47,713.08

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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.