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Finding the Fourth Proportional to 67,602.87, 93,291.13 and 37,387.64

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Solution

The fourth proportional to 67,602.87, 93,291.13 and 37,387.64 is: 51,594.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,602.87 : 93,291.13 = 37,387.64 : x
  2. Step 2: Convert to fraction form
    67,602.87/93,291.13 = 37,387.64/x
  3. Step 3: Cross multiply
    67,602.87x = 93,291.13 × 37,387.64
  4. Step 4: Simplify right side
    67,602.87x = 3,487,935,183.63
  5. Step 5: Solve for x
    x = 3,487,935,183.63/67,602.87
  6. Step 6: Final answer
    x = 51,594.48

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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.