Home / 104,780.29-157,102.77-44,847.89

Finding the Fourth Proportional to 104,780.29, 157,102.77 and 44,847.89

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Solution

The fourth proportional to 104,780.29, 157,102.77 and 44,847.89 is: 67,242.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,780.29 : 157,102.77 = 44,847.89 : x
  2. Step 2: Convert to fraction form
    104,780.29/157,102.77 = 44,847.89/x
  3. Step 3: Cross multiply
    104,780.29x = 157,102.77 × 44,847.89
  4. Step 4: Simplify right side
    104,780.29x = 7,045,727,747.66
  5. Step 5: Solve for x
    x = 7,045,727,747.66/104,780.29
  6. Step 6: Final answer
    x = 67,242.87

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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.