Home / 137,017.13-205,401.15-52,723.52

Finding the Fourth Proportional to 137,017.13, 205,401.15 and 52,723.52

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Solution

The fourth proportional to 137,017.13, 205,401.15 and 52,723.52 is: 79,037.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,017.13 : 205,401.15 = 52,723.52 : x
  2. Step 2: Convert to fraction form
    137,017.13/205,401.15 = 52,723.52/x
  3. Step 3: Cross multiply
    137,017.13x = 205,401.15 × 52,723.52
  4. Step 4: Simplify right side
    137,017.13x = 10,829,471,640.05
  5. Step 5: Solve for x
    x = 10,829,471,640.05/137,017.13
  6. Step 6: Final answer
    x = 79,037.36

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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.