Home / 153,195.65-229,793.49-40,876.28

Finding the Fourth Proportional to 153,195.65, 229,793.49 and 40,876.28

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Solution

The fourth proportional to 153,195.65, 229,793.49 and 40,876.28 is: 61,314.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,195.65 : 229,793.49 = 40,876.28 : x
  2. Step 2: Convert to fraction form
    153,195.65/229,793.49 = 40,876.28/x
  3. Step 3: Cross multiply
    153,195.65x = 229,793.49 × 40,876.28
  4. Step 4: Simplify right side
    153,195.65x = 9,393,102,752.18
  5. Step 5: Solve for x
    x = 9,393,102,752.18/153,195.65
  6. Step 6: Final answer
    x = 61,314.42

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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.