Home / 124,181.28-185,370.36-114,929.76

Finding the Fourth Proportional to 124,181.28, 185,370.36 and 114,929.76

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Solution

The fourth proportional to 124,181.28, 185,370.36 and 114,929.76 is: 171,560.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,181.28 : 185,370.36 = 114,929.76 : x
  2. Step 2: Convert to fraction form
    124,181.28/185,370.36 = 114,929.76/x
  3. Step 3: Cross multiply
    124,181.28x = 185,370.36 × 114,929.76
  4. Step 4: Simplify right side
    124,181.28x = 21,304,570,985.91
  5. Step 5: Solve for x
    x = 21,304,570,985.91/124,181.28
  6. Step 6: Final answer
    x = 171,560.25

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.