Home / 127,626.77-191,467.83-38,877.95

Finding the Fourth Proportional to 127,626.77, 191,467.83 and 38,877.95

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Solution

The fourth proportional to 127,626.77, 191,467.83 and 38,877.95 is: 58,325.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,626.77 : 191,467.83 = 38,877.95 : x
  2. Step 2: Convert to fraction form
    127,626.77/191,467.83 = 38,877.95/x
  3. Step 3: Cross multiply
    127,626.77x = 191,467.83 × 38,877.95
  4. Step 4: Simplify right side
    127,626.77x = 7,443,876,721.35
  5. Step 5: Solve for x
    x = 7,443,876,721.35/127,626.77
  6. Step 6: Final answer
    x = 58,325.36

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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.