Home / 82,814.78-124,227.04-23,645.90

Finding the Fourth Proportional to 82,814.78, 124,227.04 and 23,645.90

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Solution

The fourth proportional to 82,814.78, 124,227.04 and 23,645.90 is: 35,470.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,814.78 : 124,227.04 = 23,645.90 : x
  2. Step 2: Convert to fraction form
    82,814.78/124,227.04 = 23,645.90/x
  3. Step 3: Cross multiply
    82,814.78x = 124,227.04 × 23,645.90
  4. Step 4: Simplify right side
    82,814.78x = 2,937,460,165.14
  5. Step 5: Solve for x
    x = 2,937,460,165.14/82,814.78
  6. Step 6: Final answer
    x = 35,470.24

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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.