Home / 83,724.54-115,539.99-45,483.42

Finding the Fourth Proportional to 83,724.54, 115,539.99 and 45,483.42

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Solution

The fourth proportional to 83,724.54, 115,539.99 and 45,483.42 is: 62,767.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,724.54 : 115,539.99 = 45,483.42 : x
  2. Step 2: Convert to fraction form
    83,724.54/115,539.99 = 45,483.42/x
  3. Step 3: Cross multiply
    83,724.54x = 115,539.99 × 45,483.42
  4. Step 4: Simplify right side
    83,724.54x = 5,255,153,891.97
  5. Step 5: Solve for x
    x = 5,255,153,891.97/83,724.54
  6. Step 6: Final answer
    x = 62,767.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.