Home / 127,717.40-191,576.10-34,232.60

Finding the Fourth Proportional to 127,717.40, 191,576.10 and 34,232.60

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Solution

The fourth proportional to 127,717.40, 191,576.10 and 34,232.60 is: 51,348.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,717.40 : 191,576.10 = 34,232.60 : x
  2. Step 2: Convert to fraction form
    127,717.40/191,576.10 = 34,232.60/x
  3. Step 3: Cross multiply
    127,717.40x = 191,576.10 × 34,232.60
  4. Step 4: Simplify right side
    127,717.40x = 6,558,148,000.86
  5. Step 5: Solve for x
    x = 6,558,148,000.86/127,717.40
  6. Step 6: Final answer
    x = 51,348.90

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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.