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Finding the Fourth Proportional to 108,324.92, 149,483.90 and 59,266.30

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Solution

The fourth proportional to 108,324.92, 149,483.90 and 59,266.30 is: 81,785.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,324.92 : 149,483.90 = 59,266.30 : x
  2. Step 2: Convert to fraction form
    108,324.92/149,483.90 = 59,266.30/x
  3. Step 3: Cross multiply
    108,324.92x = 149,483.90 × 59,266.30
  4. Step 4: Simplify right side
    108,324.92x = 8,859,358,221.49
  5. Step 5: Solve for x
    x = 8,859,358,221.49/108,324.92
  6. Step 6: Final answer
    x = 81,785.04

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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.