Home / 171,432.92-236,557.22-98,835

Finding the Fourth Proportional to 171,432.92, 236,557.22 and 98,835

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Solution

The fourth proportional to 171,432.92, 236,557.22 and 98,835 is: 136,380.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,432.92 : 236,557.22 = 98,835 : x
  2. Step 2: Convert to fraction form
    171,432.92/236,557.22 = 98,835/x
  3. Step 3: Cross multiply
    171,432.92x = 236,557.22 × 98,835
  4. Step 4: Simplify right side
    171,432.92x = 23,380,132,344.53
  5. Step 5: Solve for x
    x = 23,380,132,344.53/171,432.92
  6. Step 6: Final answer
    x = 136,380.65

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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.