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Finding the Fourth Proportional to 67,508.80, 93,159.76 and 37,293.60

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Solution

The fourth proportional to 67,508.80, 93,159.76 and 37,293.60 is: 51,463.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,508.80 : 93,159.76 = 37,293.60 : x
  2. Step 2: Convert to fraction form
    67,508.80/93,159.76 = 37,293.60/x
  3. Step 3: Cross multiply
    67,508.80x = 93,159.76 × 37,293.60
  4. Step 4: Simplify right side
    67,508.80x = 3,474,262,825.54
  5. Step 5: Solve for x
    x = 3,474,262,825.54/67,508.80
  6. Step 6: Final answer
    x = 51,463.85

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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.