Home / 83,217.42-124,792.92-48,181.68

Finding the Fourth Proportional to 83,217.42, 124,792.92 and 48,181.68

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Solution

The fourth proportional to 83,217.42, 124,792.92 and 48,181.68 is: 72,253.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,217.42 : 124,792.92 = 48,181.68 : x
  2. Step 2: Convert to fraction form
    83,217.42/124,792.92 = 48,181.68/x
  3. Step 3: Cross multiply
    83,217.42x = 124,792.92 × 48,181.68
  4. Step 4: Simplify right side
    83,217.42x = 6,012,732,537.71
  5. Step 5: Solve for x
    x = 6,012,732,537.71/83,217.42
  6. Step 6: Final answer
    x = 72,253.29

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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.