Home / 155,999.85-233,999.78-125,932.65

Finding the Fourth Proportional to 155,999.85, 233,999.78 and 125,932.65

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Solution

The fourth proportional to 155,999.85, 233,999.78 and 125,932.65 is: 188,898.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,999.85 : 233,999.78 = 125,932.65 : x
  2. Step 2: Convert to fraction form
    155,999.85/233,999.78 = 125,932.65/x
  3. Step 3: Cross multiply
    155,999.85x = 233,999.78 × 125,932.65
  4. Step 4: Simplify right side
    155,999.85x = 29,468,211,765.15
  5. Step 5: Solve for x
    x = 29,468,211,765.15/155,999.85
  6. Step 6: Final answer
    x = 188,898.98

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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.