Home / 266,218.74-367,380.02-145,359.96

Finding the Fourth Proportional to 266,218.74, 367,380.02 and 145,359.96

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Solution

The fourth proportional to 266,218.74, 367,380.02 and 145,359.96 is: 200,595.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,218.74 : 367,380.02 = 145,359.96 : x
  2. Step 2: Convert to fraction form
    266,218.74/367,380.02 = 145,359.96/x
  3. Step 3: Cross multiply
    266,218.74x = 367,380.02 × 145,359.96
  4. Step 4: Simplify right side
    266,218.74x = 53,402,343,175.10
  5. Step 5: Solve for x
    x = 53,402,343,175.10/266,218.74
  6. Step 6: Final answer
    x = 200,595.73

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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.