Home / 103,693.05-155,500.69-44,498.25

Finding the Fourth Proportional to 103,693.05, 155,500.69 and 44,498.25

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Solution

The fourth proportional to 103,693.05, 155,500.69 and 44,498.25 is: 66,730.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,693.05 : 155,500.69 = 44,498.25 : x
  2. Step 2: Convert to fraction form
    103,693.05/155,500.69 = 44,498.25/x
  3. Step 3: Cross multiply
    103,693.05x = 155,500.69 × 44,498.25
  4. Step 4: Simplify right side
    103,693.05x = 6,919,508,578.79
  5. Step 5: Solve for x
    x = 6,919,508,578.79/103,693.05
  6. Step 6: Final answer
    x = 66,730.69

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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.