Home / 83,683.10-125,518.58-27,522.56

Finding the Fourth Proportional to 83,683.10, 125,518.58 and 27,522.56

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Solution

The fourth proportional to 83,683.10, 125,518.58 and 27,522.56 is: 41,281.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,683.10 : 125,518.58 = 27,522.56 : x
  2. Step 2: Convert to fraction form
    83,683.10/125,518.58 = 27,522.56/x
  3. Step 3: Cross multiply
    83,683.10x = 125,518.58 × 27,522.56
  4. Step 4: Simplify right side
    83,683.10x = 3,454,592,928.56
  5. Step 5: Solve for x
    x = 3,454,592,928.56/83,683.10
  6. Step 6: Final answer
    x = 41,281.85

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1.5x scale

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.