Home / 102,029.10-152,934.30-38,824.80

Finding the Fourth Proportional to 102,029.10, 152,934.30 and 38,824.80

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Solution

The fourth proportional to 102,029.10, 152,934.30 and 38,824.80 is: 58,195.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,029.10 : 152,934.30 = 38,824.80 : x
  2. Step 2: Convert to fraction form
    102,029.10/152,934.30 = 38,824.80/x
  3. Step 3: Cross multiply
    102,029.10x = 152,934.30 × 38,824.80
  4. Step 4: Simplify right side
    102,029.10x = 5,937,643,610.64
  5. Step 5: Solve for x
    x = 5,937,643,610.64/102,029.10
  6. Step 6: Final answer
    x = 58,195.59

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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.