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Finding the Fourth Proportional to 62,750.25, 86,595.95 and 34,456.55

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Solution

The fourth proportional to 62,750.25, 86,595.95 and 34,456.55 is: 47,550.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,750.25 : 86,595.95 = 34,456.55 : x
  2. Step 2: Convert to fraction form
    62,750.25/86,595.95 = 34,456.55/x
  3. Step 3: Cross multiply
    62,750.25x = 86,595.95 × 34,456.55
  4. Step 4: Simplify right side
    62,750.25x = 2,983,797,334.13
  5. Step 5: Solve for x
    x = 2,983,797,334.13/62,750.25
  6. Step 6: Final answer
    x = 47,550.37

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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.