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Finding the Fourth Proportional to 83,975.00, 115,862.54 and 58,452.71

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Solution

The fourth proportional to 83,975.00, 115,862.54 and 58,452.71 is: 80,648.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,975.00 : 115,862.54 = 58,452.71 : x
  2. Step 2: Convert to fraction form
    83,975.00/115,862.54 = 58,452.71/x
  3. Step 3: Cross multiply
    83,975.00x = 115,862.54 × 58,452.71
  4. Step 4: Simplify right side
    83,975.00x = 6,772,478,578.91
  5. Step 5: Solve for x
    x = 6,772,478,578.91/83,975.00
  6. Step 6: Final answer
    x = 80,648.75

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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.