Home / 127,864.99-191,805.17-39,119.26

Finding the Fourth Proportional to 127,864.99, 191,805.17 and 39,119.26

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Solution

The fourth proportional to 127,864.99, 191,805.17 and 39,119.26 is: 58,681.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,864.99 : 191,805.17 = 39,119.26 : x
  2. Step 2: Convert to fraction form
    127,864.99/191,805.17 = 39,119.26/x
  3. Step 3: Cross multiply
    127,864.99x = 191,805.17 × 39,119.26
  4. Step 4: Simplify right side
    127,864.99x = 7,503,276,314.57
  5. Step 5: Solve for x
    x = 7,503,276,314.57/127,864.99
  6. Step 6: Final answer
    x = 58,681.24

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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.