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Finding the Fourth Proportional to 83,662, 115,454.37 and 45,937.06

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Solution

The fourth proportional to 83,662, 115,454.37 and 45,937.06 is: 63,393.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,662 : 115,454.37 = 45,937.06 : x
  2. Step 2: Convert to fraction form
    83,662/115,454.37 = 45,937.06/x
  3. Step 3: Cross multiply
    83,662x = 115,454.37 × 45,937.06
  4. Step 4: Simplify right side
    83,662x = 5,303,634,321.95
  5. Step 5: Solve for x
    x = 5,303,634,321.95/83,662
  6. Step 6: Final answer
    x = 63,393.59

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.