Home / 171,734.18-236,995.62-103,741.71

Finding the Fourth Proportional to 171,734.18, 236,995.62 and 103,741.71

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Solution

The fourth proportional to 171,734.18, 236,995.62 and 103,741.71 is: 143,165.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,734.18 : 236,995.62 = 103,741.71 : x
  2. Step 2: Convert to fraction form
    171,734.18/236,995.62 = 103,741.71/x
  3. Step 3: Cross multiply
    171,734.18x = 236,995.62 × 103,741.71
  4. Step 4: Simplify right side
    171,734.18x = 24,586,331,520.19
  5. Step 5: Solve for x
    x = 24,586,331,520.19/171,734.18
  6. Step 6: Final answer
    x = 143,165.05

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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.