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Finding the Fourth Proportional to 108,227.93, 149,351.96 and 60,490.50

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Solution

The fourth proportional to 108,227.93, 149,351.96 and 60,490.50 is: 83,475.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,227.93 : 149,351.96 = 60,490.50 : x
  2. Step 2: Convert to fraction form
    108,227.93/149,351.96 = 60,490.50/x
  3. Step 3: Cross multiply
    108,227.93x = 149,351.96 × 60,490.50
  4. Step 4: Simplify right side
    108,227.93x = 9,034,374,433.93
  5. Step 5: Solve for x
    x = 9,034,374,433.93/108,227.93
  6. Step 6: Final answer
    x = 83,475.45

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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.