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Finding the Fourth Proportional to 108,062.74, 149,108.74 and 60,316.08

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Solution

The fourth proportional to 108,062.74, 149,108.74 and 60,316.08 is: 83,226.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,062.74 : 149,108.74 = 60,316.08 : x
  2. Step 2: Convert to fraction form
    108,062.74/149,108.74 = 60,316.08/x
  3. Step 3: Cross multiply
    108,062.74x = 149,108.74 × 60,316.08
  4. Step 4: Simplify right side
    108,062.74x = 8,993,654,690.54
  5. Step 5: Solve for x
    x = 8,993,654,690.54/108,062.74
  6. Step 6: Final answer
    x = 83,226.23

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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.