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Finding the Fourth Proportional to 73,748.04, 101,772.92 and 40,214.04

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Solution

The fourth proportional to 73,748.04, 101,772.92 and 40,214.04 is: 55,495.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,748.04 : 101,772.92 = 40,214.04 : x
  2. Step 2: Convert to fraction form
    73,748.04/101,772.92 = 40,214.04/x
  3. Step 3: Cross multiply
    73,748.04x = 101,772.92 × 40,214.04
  4. Step 4: Simplify right side
    73,748.04x = 4,092,700,275.80
  5. Step 5: Solve for x
    x = 4,092,700,275.80/73,748.04
  6. Step 6: Final answer
    x = 55,495.72

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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.