Home / 50,318.19-69,439.14-27,657.15

Finding the Fourth Proportional to 50,318.19, 69,439.14 and 27,657.15

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Solution

The fourth proportional to 50,318.19, 69,439.14 and 27,657.15 is: 38,166.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,318.19 : 69,439.14 = 27,657.15 : x
  2. Step 2: Convert to fraction form
    50,318.19/69,439.14 = 27,657.15/x
  3. Step 3: Cross multiply
    50,318.19x = 69,439.14 × 27,657.15
  4. Step 4: Simplify right side
    50,318.19x = 1,920,488,710.85
  5. Step 5: Solve for x
    x = 1,920,488,710.85/50,318.19
  6. Step 6: Final answer
    x = 38,166.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.