Home / 249,726.80-374,512.11-83,475.92

Finding the Fourth Proportional to 249,726.80, 374,512.11 and 83,475.92

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Solution

The fourth proportional to 249,726.80, 374,512.11 and 83,475.92 is: 125,187.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    249,726.80 : 374,512.11 = 83,475.92 : x
  2. Step 2: Convert to fraction form
    249,726.80/374,512.11 = 83,475.92/x
  3. Step 3: Cross multiply
    249,726.80x = 374,512.11 × 83,475.92
  4. Step 4: Simplify right side
    249,726.80x = 31,262,741,060.83
  5. Step 5: Solve for x
    x = 31,262,741,060.83/249,726.80
  6. Step 6: Final answer
    x = 125,187.77

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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.