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Finding the Fourth Proportional to 62,322.98, 86,046.84 and 38,484.68

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Solution

The fourth proportional to 62,322.98, 86,046.84 and 38,484.68 is: 53,134.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,322.98 : 86,046.84 = 38,484.68 : x
  2. Step 2: Convert to fraction form
    62,322.98/86,046.84 = 38,484.68/x
  3. Step 3: Cross multiply
    62,322.98x = 86,046.84 × 38,484.68
  4. Step 4: Simplify right side
    62,322.98x = 3,311,484,672.18
  5. Step 5: Solve for x
    x = 3,311,484,672.18/62,322.98
  6. Step 6: Final answer
    x = 53,134.25

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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.