Home / 127,965.18-191,959.29-34,468.86

Finding the Fourth Proportional to 127,965.18, 191,959.29 and 34,468.86

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Solution

The fourth proportional to 127,965.18, 191,959.29 and 34,468.86 is: 51,706.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,965.18 : 191,959.29 = 34,468.86 : x
  2. Step 2: Convert to fraction form
    127,965.18/191,959.29 = 34,468.86/x
  3. Step 3: Cross multiply
    127,965.18x = 191,959.29 × 34,468.86
  4. Step 4: Simplify right side
    127,965.18x = 6,616,617,892.71
  5. Step 5: Solve for x
    x = 6,616,617,892.71/127,965.18
  6. Step 6: Final answer
    x = 51,706.39

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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.