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Finding the Fourth Proportional to 67,053.71, 100,487.03 and 50,394.24

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Solution

The fourth proportional to 67,053.71, 100,487.03 and 50,394.24 is: 75,521.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,053.71 : 100,487.03 = 50,394.24 : x
  2. Step 2: Convert to fraction form
    67,053.71/100,487.03 = 50,394.24/x
  3. Step 3: Cross multiply
    67,053.71x = 100,487.03 × 50,394.24
  4. Step 4: Simplify right side
    67,053.71x = 5,063,967,506.71
  5. Step 5: Solve for x
    x = 5,063,967,506.71/67,053.71
  6. Step 6: Final answer
    x = 75,521.06

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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.