Home / 175,257.86-241,841.85-103,640.90

Finding the Fourth Proportional to 175,257.86, 241,841.85 and 103,640.90

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Solution

The fourth proportional to 175,257.86, 241,841.85 and 103,640.90 is: 143,016.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,257.86 : 241,841.85 = 103,640.90 : x
  2. Step 2: Convert to fraction form
    175,257.86/241,841.85 = 103,640.90/x
  3. Step 3: Cross multiply
    175,257.86x = 241,841.85 × 103,640.90
  4. Step 4: Simplify right side
    175,257.86x = 25,064,706,991.67
  5. Step 5: Solve for x
    x = 25,064,706,991.67/175,257.86
  6. Step 6: Final answer
    x = 143,016.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.