Home / 125,094.03-172,628.46-67,732.36

Finding the Fourth Proportional to 125,094.03, 172,628.46 and 67,732.36

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Solution

The fourth proportional to 125,094.03, 172,628.46 and 67,732.36 is: 93,469.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,094.03 : 172,628.46 = 67,732.36 : x
  2. Step 2: Convert to fraction form
    125,094.03/172,628.46 = 67,732.36/x
  3. Step 3: Cross multiply
    125,094.03x = 172,628.46 × 67,732.36
  4. Step 4: Simplify right side
    125,094.03x = 11,692,532,998.97
  5. Step 5: Solve for x
    x = 11,692,532,998.97/125,094.03
  6. Step 6: Final answer
    x = 93,469.95

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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.