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Finding the Fourth Proportional to 72,326.67, 108,560.07 and 34,913.04

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Solution

The fourth proportional to 72,326.67, 108,560.07 and 34,913.04 is: 52,403.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,326.67 : 108,560.07 = 34,913.04 : x
  2. Step 2: Convert to fraction form
    72,326.67/108,560.07 = 34,913.04/x
  3. Step 3: Cross multiply
    72,326.67x = 108,560.07 × 34,913.04
  4. Step 4: Simplify right side
    72,326.67x = 3,790,162,066.31
  5. Step 5: Solve for x
    x = 3,790,162,066.31/72,326.67
  6. Step 6: Final answer
    x = 52,403.38

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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.