Home / 126,916.48-175,188.63-73,222.87

Finding the Fourth Proportional to 126,916.48, 175,188.63 and 73,222.87

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Solution

The fourth proportional to 126,916.48, 175,188.63 and 73,222.87 is: 101,072.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,916.48 : 175,188.63 = 73,222.87 : x
  2. Step 2: Convert to fraction form
    126,916.48/175,188.63 = 73,222.87/x
  3. Step 3: Cross multiply
    126,916.48x = 175,188.63 × 73,222.87
  4. Step 4: Simplify right side
    126,916.48x = 12,827,814,279.97
  5. Step 5: Solve for x
    x = 12,827,814,279.97/126,916.48
  6. Step 6: Final answer
    x = 101,072.88

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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.