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Finding the Fourth Proportional to 72,341.97, 108,518.13 and 24,956.36

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Solution

The fourth proportional to 72,341.97, 108,518.13 and 24,956.36 is: 37,436.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,341.97 : 108,518.13 = 24,956.36 : x
  2. Step 2: Convert to fraction form
    72,341.97/108,518.13 = 24,956.36/x
  3. Step 3: Cross multiply
    72,341.97x = 108,518.13 × 24,956.36
  4. Step 4: Simplify right side
    72,341.97x = 2,708,217,383.16
  5. Step 5: Solve for x
    x = 2,708,217,383.16/72,341.97
  6. Step 6: Final answer
    x = 37,436.33

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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.