Home / 41,637.30-62,455.95-31,139.70

Finding the Fourth Proportional to 41,637.30, 62,455.95 and 31,139.70

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Solution

The fourth proportional to 41,637.30, 62,455.95 and 31,139.70 is: 46,709.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,637.30 : 62,455.95 = 31,139.70 : x
  2. Step 2: Convert to fraction form
    41,637.30/62,455.95 = 31,139.70/x
  3. Step 3: Cross multiply
    41,637.30x = 62,455.95 × 31,139.70
  4. Step 4: Simplify right side
    41,637.30x = 1,944,859,546.22
  5. Step 5: Solve for x
    x = 1,944,859,546.22/41,637.30
  6. Step 6: Final answer
    x = 46,709.55

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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.