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Finding the Fourth Proportional to 96,446.69, 133,074.90 and 58,212.44

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Solution

The fourth proportional to 96,446.69, 133,074.90 and 58,212.44 is: 80,320.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,446.69 : 133,074.90 = 58,212.44 : x
  2. Step 2: Convert to fraction form
    96,446.69/133,074.90 = 58,212.44/x
  3. Step 3: Cross multiply
    96,446.69x = 133,074.90 × 58,212.44
  4. Step 4: Simplify right side
    96,446.69x = 7,746,613,966.38
  5. Step 5: Solve for x
    x = 7,746,613,966.38/96,446.69
  6. Step 6: Final answer
    x = 80,320.17

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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.