Home / 83,554.20-125,442.54-48,519

Finding the Fourth Proportional to 83,554.20, 125,442.54 and 48,519

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Solution

The fourth proportional to 83,554.20, 125,442.54 and 48,519 is: 72,843.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,554.20 : 125,442.54 = 48,519 : x
  2. Step 2: Convert to fraction form
    83,554.20/125,442.54 = 48,519/x
  3. Step 3: Cross multiply
    83,554.20x = 125,442.54 × 48,519
  4. Step 4: Simplify right side
    83,554.20x = 6,086,346,598.26
  5. Step 5: Solve for x
    x = 6,086,346,598.26/83,554.20
  6. Step 6: Final answer
    x = 72,843.10

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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.