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Finding the Fourth Proportional to 62,398.66, 86,110.12 and 35,543.65

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Solution

The fourth proportional to 62,398.66, 86,110.12 and 35,543.65 is: 49,050.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,398.66 : 86,110.12 = 35,543.65 : x
  2. Step 2: Convert to fraction form
    62,398.66/86,110.12 = 35,543.65/x
  3. Step 3: Cross multiply
    62,398.66x = 86,110.12 × 35,543.65
  4. Step 4: Simplify right side
    62,398.66x = 3,060,667,966.74
  5. Step 5: Solve for x
    x = 3,060,667,966.74/62,398.66
  6. Step 6: Final answer
    x = 49,050.22

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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.