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Finding the Fourth Proportional to 108,614.57, 149,888.85 and 60,217.98

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Solution

The fourth proportional to 108,614.57, 149,888.85 and 60,217.98 is: 83,101.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,614.57 : 149,888.85 = 60,217.98 : x
  2. Step 2: Convert to fraction form
    108,614.57/149,888.85 = 60,217.98/x
  3. Step 3: Cross multiply
    108,614.57x = 149,888.85 × 60,217.98
  4. Step 4: Simplify right side
    108,614.57x = 9,026,003,771.52
  5. Step 5: Solve for x
    x = 9,026,003,771.52/108,614.57
  6. Step 6: Final answer
    x = 83,101.22

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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.