Home / 127,943.81-191,726.17-51,949.93

Finding the Fourth Proportional to 127,943.81, 191,726.17 and 51,949.93

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Solution

The fourth proportional to 127,943.81, 191,726.17 and 51,949.93 is: 77,847.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,943.81 : 191,726.17 = 51,949.93 : x
  2. Step 2: Convert to fraction form
    127,943.81/191,726.17 = 51,949.93/x
  3. Step 3: Cross multiply
    127,943.81x = 191,726.17 × 51,949.93
  4. Step 4: Simplify right side
    127,943.81x = 9,960,161,110.67
  5. Step 5: Solve for x
    x = 9,960,161,110.67/127,943.81
  6. Step 6: Final answer
    x = 77,847.93

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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.