Home / 115,820.92-173,733.21-45,699.62

Finding the Fourth Proportional to 115,820.92, 173,733.21 and 45,699.62

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Solution

The fourth proportional to 115,820.92, 173,733.21 and 45,699.62 is: 68,550.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,820.92 : 173,733.21 = 45,699.62 : x
  2. Step 2: Convert to fraction form
    115,820.92/173,733.21 = 45,699.62/x
  3. Step 3: Cross multiply
    115,820.92x = 173,733.21 × 45,699.62
  4. Step 4: Simplify right side
    115,820.92x = 7,939,541,678.38
  5. Step 5: Solve for x
    x = 7,939,541,678.38/115,820.92
  6. Step 6: Final answer
    x = 68,550.15

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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.