Home / 172,686.20-238,306.74-97,235.24

Finding the Fourth Proportional to 172,686.20, 238,306.74 and 97,235.24

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Solution

The fourth proportional to 172,686.20, 238,306.74 and 97,235.24 is: 134,184.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,686.20 : 238,306.74 = 97,235.24 : x
  2. Step 2: Convert to fraction form
    172,686.20/238,306.74 = 97,235.24/x
  3. Step 3: Cross multiply
    172,686.20x = 238,306.74 × 97,235.24
  4. Step 4: Simplify right side
    172,686.20x = 23,171,813,057.52
  5. Step 5: Solve for x
    x = 23,171,813,057.52/172,686.20
  6. Step 6: Final answer
    x = 134,184.51

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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.