Home / 104,765.47-157,148.21-25,881.19

Finding the Fourth Proportional to 104,765.47, 157,148.21 and 25,881.19

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Solution

The fourth proportional to 104,765.47, 157,148.21 and 25,881.19 is: 38,821.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,765.47 : 157,148.21 = 25,881.19 : x
  2. Step 2: Convert to fraction form
    104,765.47/157,148.21 = 25,881.19/x
  3. Step 3: Cross multiply
    104,765.47x = 157,148.21 × 25,881.19
  4. Step 4: Simplify right side
    104,765.47x = 4,067,182,681.17
  5. Step 5: Solve for x
    x = 4,067,182,681.17/104,765.47
  6. Step 6: Final answer
    x = 38,821.79

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Similar ratio
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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.