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Finding the Fourth Proportional to 108,233.64, 149,362.08 and 60,486.96

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Solution

The fourth proportional to 108,233.64, 149,362.08 and 60,486.96 is: 83,471.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,233.64 : 149,362.08 = 60,486.96 : x
  2. Step 2: Convert to fraction form
    108,233.64/149,362.08 = 60,486.96/x
  3. Step 3: Cross multiply
    108,233.64x = 149,362.08 × 60,486.96
  4. Step 4: Simplify right side
    108,233.64x = 9,034,458,158.48
  5. Step 5: Solve for x
    x = 9,034,458,158.48/108,233.64
  6. Step 6: Final answer
    x = 83,471.81

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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.