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Finding the Fourth Proportional to 50,624.61, 69,862.10 and 27,963.20

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Solution

The fourth proportional to 50,624.61, 69,862.10 and 27,963.20 is: 38,589.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,624.61 : 69,862.10 = 27,963.20 : x
  2. Step 2: Convert to fraction form
    50,624.61/69,862.10 = 27,963.20/x
  3. Step 3: Cross multiply
    50,624.61x = 69,862.10 × 27,963.20
  4. Step 4: Simplify right side
    50,624.61x = 1,953,567,385.59
  5. Step 5: Solve for x
    x = 1,953,567,385.59/50,624.61
  6. Step 6: Final answer
    x = 38,589.28

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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.