Home / 69,109.12-103,665.28-24,738.92

Finding the Fourth Proportional to 69,109.12, 103,665.28 and 24,738.92

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Solution

The fourth proportional to 69,109.12, 103,665.28 and 24,738.92 is: 37,108.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,109.12 : 103,665.28 = 24,738.92 : x
  2. Step 2: Convert to fraction form
    69,109.12/103,665.28 = 24,738.92/x
  3. Step 3: Cross multiply
    69,109.12x = 103,665.28 × 24,738.92
  4. Step 4: Simplify right side
    69,109.12x = 2,564,567,068.70
  5. Step 5: Solve for x
    x = 2,564,567,068.70/69,109.12
  6. Step 6: Final answer
    x = 37,108.95

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1.5x scale

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.