Home / 195,315.85-292,171.69-155,949.85

Finding the Fourth Proportional to 195,315.85, 292,171.69 and 155,949.85

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Solution

The fourth proportional to 195,315.85, 292,171.69 and 155,949.85 is: 233,284.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,315.85 : 292,171.69 = 155,949.85 : x
  2. Step 2: Convert to fraction form
    195,315.85/292,171.69 = 155,949.85/x
  3. Step 3: Cross multiply
    195,315.85x = 292,171.69 × 155,949.85
  4. Step 4: Simplify right side
    195,315.85x = 45,564,131,229.75
  5. Step 5: Solve for x
    x = 45,564,131,229.75/195,315.85
  6. Step 6: Final answer
    x = 233,284.35

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1.5x scale

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.