Home / 169,514.40-254,273.52-51,186.72

Finding the Fourth Proportional to 169,514.40, 254,273.52 and 51,186.72

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Solution

The fourth proportional to 169,514.40, 254,273.52 and 51,186.72 is: 76,780.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,514.40 : 254,273.52 = 51,186.72 : x
  2. Step 2: Convert to fraction form
    169,514.40/254,273.52 = 51,186.72/x
  3. Step 3: Cross multiply
    169,514.40x = 254,273.52 × 51,186.72
  4. Step 4: Simplify right side
    169,514.40x = 13,015,427,471.65
  5. Step 5: Solve for x
    x = 13,015,427,471.65/169,514.40
  6. Step 6: Final answer
    x = 76,780.66

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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.