Home / 152,836.65-229,265.10-40,515.30

Finding the Fourth Proportional to 152,836.65, 229,265.10 and 40,515.30

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Solution

The fourth proportional to 152,836.65, 229,265.10 and 40,515.30 is: 60,775.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,836.65 : 229,265.10 = 40,515.30 : x
  2. Step 2: Convert to fraction form
    152,836.65/229,265.10 = 40,515.30/x
  3. Step 3: Cross multiply
    152,836.65x = 229,265.10 × 40,515.30
  4. Step 4: Simplify right side
    152,836.65x = 9,288,744,306.03
  5. Step 5: Solve for x
    x = 9,288,744,306.03/152,836.65
  6. Step 6: Final answer
    x = 60,775.63

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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.