Home / 137,127.91-205,595.27-52,817.44

Finding the Fourth Proportional to 137,127.91, 205,595.27 and 52,817.44

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Solution

The fourth proportional to 137,127.91, 205,595.27 and 52,817.44 is: 79,188.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,127.91 : 205,595.27 = 52,817.44 : x
  2. Step 2: Convert to fraction form
    137,127.91/205,595.27 = 52,817.44/x
  3. Step 3: Cross multiply
    137,127.91x = 205,595.27 × 52,817.44
  4. Step 4: Simplify right side
    137,127.91x = 10,859,014,545.45
  5. Step 5: Solve for x
    x = 10,859,014,545.45/137,127.91
  6. Step 6: Final answer
    x = 79,188.95

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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.