Home / 383,068.08-574,849.96-172,693.20

Finding the Fourth Proportional to 383,068.08, 574,849.96 and 172,693.20

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Solution

The fourth proportional to 383,068.08, 574,849.96 and 172,693.20 is: 259,151.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,068.08 : 574,849.96 = 172,693.20 : x
  2. Step 2: Convert to fraction form
    383,068.08/574,849.96 = 172,693.20/x
  3. Step 3: Cross multiply
    383,068.08x = 574,849.96 × 172,693.20
  4. Step 4: Simplify right side
    383,068.08x = 99,272,679,112.27
  5. Step 5: Solve for x
    x = 99,272,679,112.27/383,068.08
  6. Step 6: Final answer
    x = 259,151.53

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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.