Home / 115,506.38-173,328.69-49,842.38

Finding the Fourth Proportional to 115,506.38, 173,328.69 and 49,842.38

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Solution

The fourth proportional to 115,506.38, 173,328.69 and 49,842.38 is: 74,793.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,506.38 : 173,328.69 = 49,842.38 : x
  2. Step 2: Convert to fraction form
    115,506.38/173,328.69 = 49,842.38/x
  3. Step 3: Cross multiply
    115,506.38x = 173,328.69 × 49,842.38
  4. Step 4: Simplify right side
    115,506.38x = 8,639,113,565.24
  5. Step 5: Solve for x
    x = 8,639,113,565.24/115,506.38
  6. Step 6: Final answer
    x = 74,793.39

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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.