Home / 83,833.71-125,723.88-27,663.35

Finding the Fourth Proportional to 83,833.71, 125,723.88 and 27,663.35

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Solution

The fourth proportional to 83,833.71, 125,723.88 and 27,663.35 is: 41,486.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,833.71 : 125,723.88 = 27,663.35 : x
  2. Step 2: Convert to fraction form
    83,833.71/125,723.88 = 27,663.35/x
  3. Step 3: Cross multiply
    83,833.71x = 125,723.88 × 27,663.35
  4. Step 4: Simplify right side
    83,833.71x = 3,477,943,420.78
  5. Step 5: Solve for x
    x = 3,477,943,420.78/83,833.71
  6. Step 6: Final answer
    x = 41,486.22

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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.