Home / 246,493.11-369,780.51-86,527.55

Finding the Fourth Proportional to 246,493.11, 369,780.51 and 86,527.55

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Solution

The fourth proportional to 246,493.11, 369,780.51 and 86,527.55 is: 129,805.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,493.11 : 369,780.51 = 86,527.55 : x
  2. Step 2: Convert to fraction form
    246,493.11/369,780.51 = 86,527.55/x
  3. Step 3: Cross multiply
    246,493.11x = 369,780.51 × 86,527.55
  4. Step 4: Simplify right side
    246,493.11x = 31,996,201,568.05
  5. Step 5: Solve for x
    x = 31,996,201,568.05/246,493.11
  6. Step 6: Final answer
    x = 129,805.66

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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.