Home / 109,472.04-151,071.17-61,725.06

Finding the Fourth Proportional to 109,472.04, 151,071.17 and 61,725.06

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Solution

The fourth proportional to 109,472.04, 151,071.17 and 61,725.06 is: 85,180.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,472.04 : 151,071.17 = 61,725.06 : x
  2. Step 2: Convert to fraction form
    109,472.04/151,071.17 = 61,725.06/x
  3. Step 3: Cross multiply
    109,472.04x = 151,071.17 × 61,725.06
  4. Step 4: Simplify right side
    109,472.04x = 9,324,876,723.89
  5. Step 5: Solve for x
    x = 9,324,876,723.89/109,472.04
  6. Step 6: Final answer
    x = 85,180.44

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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.