Home / 96,725.19-145,000.20-34,381.11

Finding the Fourth Proportional to 96,725.19, 145,000.20 and 34,381.11

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Solution

The fourth proportional to 96,725.19, 145,000.20 and 34,381.11 is: 51,540.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,725.19 : 145,000.20 = 34,381.11 : x
  2. Step 2: Convert to fraction form
    96,725.19/145,000.20 = 34,381.11/x
  3. Step 3: Cross multiply
    96,725.19x = 145,000.20 × 34,381.11
  4. Step 4: Simplify right side
    96,725.19x = 4,985,267,826.22
  5. Step 5: Solve for x
    x = 4,985,267,826.22/96,725.19
  6. Step 6: Final answer
    x = 51,540.53

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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.