Home / 115,442.10-173,181.38-48,882.65

Finding the Fourth Proportional to 115,442.10, 173,181.38 and 48,882.65

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Solution

The fourth proportional to 115,442.10, 173,181.38 and 48,882.65 is: 73,331.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,442.10 : 173,181.38 = 48,882.65 : x
  2. Step 2: Convert to fraction form
    115,442.10/173,181.38 = 48,882.65/x
  3. Step 3: Cross multiply
    115,442.10x = 173,181.38 × 48,882.65
  4. Step 4: Simplify right side
    115,442.10x = 8,465,563,674.74
  5. Step 5: Solve for x
    x = 8,465,563,674.74/115,442.10
  6. Step 6: Final answer
    x = 73,331.68

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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.