Home / 82,817.28-124,230.70-23,648.40

Finding the Fourth Proportional to 82,817.28, 124,230.70 and 23,648.40

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Solution

The fourth proportional to 82,817.28, 124,230.70 and 23,648.40 is: 35,473.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,817.28 : 124,230.70 = 23,648.40 : x
  2. Step 2: Convert to fraction form
    82,817.28/124,230.70 = 23,648.40/x
  3. Step 3: Cross multiply
    82,817.28x = 124,230.70 × 23,648.40
  4. Step 4: Simplify right side
    82,817.28x = 2,937,857,285.88
  5. Step 5: Solve for x
    x = 2,937,857,285.88/82,817.28
  6. Step 6: Final answer
    x = 35,473.96

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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.