Home / 67,514.10-101,271.15-66,529.95

Finding the Fourth Proportional to 67,514.10, 101,271.15 and 66,529.95

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Solution

The fourth proportional to 67,514.10, 101,271.15 and 66,529.95 is: 99,794.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,514.10 : 101,271.15 = 66,529.95 : x
  2. Step 2: Convert to fraction form
    67,514.10/101,271.15 = 66,529.95/x
  3. Step 3: Cross multiply
    67,514.10x = 101,271.15 × 66,529.95
  4. Step 4: Simplify right side
    67,514.10x = 6,737,564,545.94
  5. Step 5: Solve for x
    x = 6,737,564,545.94/67,514.10
  6. Step 6: Final answer
    x = 99,794.93

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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.