Home / 158,652.62-218,977.37-101,965.58

Finding the Fourth Proportional to 158,652.62, 218,977.37 and 101,965.58

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Solution

The fourth proportional to 158,652.62, 218,977.37 and 101,965.58 is: 140,736.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,652.62 : 218,977.37 = 101,965.58 : x
  2. Step 2: Convert to fraction form
    158,652.62/218,977.37 = 101,965.58/x
  3. Step 3: Cross multiply
    158,652.62x = 218,977.37 × 101,965.58
  4. Step 4: Simplify right side
    158,652.62x = 22,328,154,538.92
  5. Step 5: Solve for x
    x = 22,328,154,538.92/158,652.62
  6. Step 6: Final answer
    x = 140,736.12

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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.