Home / 523,165.10-784,821.42-168,060.06

Finding the Fourth Proportional to 523,165.10, 784,821.42 and 168,060.06

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Solution

The fourth proportional to 523,165.10, 784,821.42 and 168,060.06 is: 252,113.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    523,165.10 : 784,821.42 = 168,060.06 : x
  2. Step 2: Convert to fraction form
    523,165.10/784,821.42 = 168,060.06/x
  3. Step 3: Cross multiply
    523,165.10x = 784,821.42 × 168,060.06
  4. Step 4: Simplify right side
    523,165.10x = 131,897,134,934.49
  5. Step 5: Solve for x
    x = 131,897,134,934.49/523,165.10
  6. Step 6: Final answer
    x = 252,113.79

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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.