Home / 151,047.80-226,422.90-84,519.80

Finding the Fourth Proportional to 151,047.80, 226,422.90 and 84,519.80

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Solution

The fourth proportional to 151,047.80, 226,422.90 and 84,519.80 is: 126,696.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,047.80 : 226,422.90 = 84,519.80 : x
  2. Step 2: Convert to fraction form
    151,047.80/226,422.90 = 84,519.80/x
  3. Step 3: Cross multiply
    151,047.80x = 226,422.90 × 84,519.80
  4. Step 4: Simplify right side
    151,047.80x = 19,137,218,223.42
  5. Step 5: Solve for x
    x = 19,137,218,223.42/151,047.80
  6. Step 6: Final answer
    x = 126,696.44

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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.