Home / 250,920.38-346,257.42-148,950.20

Finding the Fourth Proportional to 250,920.38, 346,257.42 and 148,950.20

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Solution

The fourth proportional to 250,920.38, 346,257.42 and 148,950.20 is: 205,543.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,920.38 : 346,257.42 = 148,950.20 : x
  2. Step 2: Convert to fraction form
    250,920.38/346,257.42 = 148,950.20/x
  3. Step 3: Cross multiply
    250,920.38x = 346,257.42 × 148,950.20
  4. Step 4: Simplify right side
    250,920.38x = 51,575,111,960.48
  5. Step 5: Solve for x
    x = 51,575,111,960.48/250,920.38
  6. Step 6: Final answer
    x = 205,543.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.