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Finding the Fourth Proportional to 62,552.50, 86,322.45 and 34,259.20

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Solution

The fourth proportional to 62,552.50, 86,322.45 and 34,259.20 is: 47,277.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,552.50 : 86,322.45 = 34,259.20 : x
  2. Step 2: Convert to fraction form
    62,552.50/86,322.45 = 34,259.20/x
  3. Step 3: Cross multiply
    62,552.50x = 86,322.45 × 34,259.20
  4. Step 4: Simplify right side
    62,552.50x = 2,957,338,079.04
  5. Step 5: Solve for x
    x = 2,957,338,079.04/62,552.50
  6. Step 6: Final answer
    x = 47,277.70

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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.