Home / 83,558.20-125,448.54-48,523

Finding the Fourth Proportional to 83,558.20, 125,448.54 and 48,523

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Solution

The fourth proportional to 83,558.20, 125,448.54 and 48,523 is: 72,849.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,558.20 : 125,448.54 = 48,523 : x
  2. Step 2: Convert to fraction form
    83,558.20/125,448.54 = 48,523/x
  3. Step 3: Cross multiply
    83,558.20x = 125,448.54 × 48,523
  4. Step 4: Simplify right side
    83,558.20x = 6,087,139,506.42
  5. Step 5: Solve for x
    x = 6,087,139,506.42/83,558.20
  6. Step 6: Final answer
    x = 72,849.10

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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.