Home / 438,087.13-656,848.18-171,874.56

Finding the Fourth Proportional to 438,087.13, 656,848.18 and 171,874.56

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Solution

The fourth proportional to 438,087.13, 656,848.18 and 171,874.56 is: 257,701.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,087.13 : 656,848.18 = 171,874.56 : x
  2. Step 2: Convert to fraction form
    438,087.13/656,848.18 = 171,874.56/x
  3. Step 3: Cross multiply
    438,087.13x = 656,848.18 × 171,874.56
  4. Step 4: Simplify right side
    438,087.13x = 112,895,491,924.30
  5. Step 5: Solve for x
    x = 112,895,491,924.30/438,087.13
  6. Step 6: Final answer
    x = 257,701.00

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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.