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Finding the Fourth Proportional to 67,348.48, 92,935.92 and 37,134.40

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Solution

The fourth proportional to 67,348.48, 92,935.92 and 37,134.40 is: 51,242.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,348.48 : 92,935.92 = 37,134.40 : x
  2. Step 2: Convert to fraction form
    67,348.48/92,935.92 = 37,134.40/x
  3. Step 3: Cross multiply
    67,348.48x = 92,935.92 × 37,134.40
  4. Step 4: Simplify right side
    67,348.48x = 3,451,119,627.65
  5. Step 5: Solve for x
    x = 3,451,119,627.65/67,348.48
  6. Step 6: Final answer
    x = 51,242.72

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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.