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Finding the Fourth Proportional to 108,073.92, 162,108.81 and 48,868.23

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Solution

The fourth proportional to 108,073.92, 162,108.81 and 48,868.23 is: 73,301.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,073.92 : 162,108.81 = 48,868.23 : x
  2. Step 2: Convert to fraction form
    108,073.92/162,108.81 = 48,868.23/x
  3. Step 3: Cross multiply
    108,073.92x = 162,108.81 × 48,868.23
  4. Step 4: Simplify right side
    108,073.92x = 7,921,970,612.11
  5. Step 5: Solve for x
    x = 7,921,970,612.11/108,073.92
  6. Step 6: Final answer
    x = 73,301.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.