Home / 245,863.05-368,860.20-88,107.45

Finding the Fourth Proportional to 245,863.05, 368,860.20 and 88,107.45

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Solution

The fourth proportional to 245,863.05, 368,860.20 and 88,107.45 is: 132,184.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,863.05 : 368,860.20 = 88,107.45 : x
  2. Step 2: Convert to fraction form
    245,863.05/368,860.20 = 88,107.45/x
  3. Step 3: Cross multiply
    245,863.05x = 368,860.20 × 88,107.45
  4. Step 4: Simplify right side
    245,863.05x = 32,499,329,343.65
  5. Step 5: Solve for x
    x = 32,499,329,343.65/245,863.05
  6. Step 6: Final answer
    x = 132,184.69

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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.