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Finding the Fourth Proportional to 83,346.75, 114,995.79 and 47,523.69

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Solution

The fourth proportional to 83,346.75, 114,995.79 and 47,523.69 is: 65,569.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,346.75 : 114,995.79 = 47,523.69 : x
  2. Step 2: Convert to fraction form
    83,346.75/114,995.79 = 47,523.69/x
  3. Step 3: Cross multiply
    83,346.75x = 114,995.79 × 47,523.69
  4. Step 4: Simplify right side
    83,346.75x = 5,465,024,275.27
  5. Step 5: Solve for x
    x = 5,465,024,275.27/83,346.75
  6. Step 6: Final answer
    x = 65,569.73

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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.