Home / 230,981.80-346,521.30-73,226.20

Finding the Fourth Proportional to 230,981.80, 346,521.30 and 73,226.20

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Solution

The fourth proportional to 230,981.80, 346,521.30 and 73,226.20 is: 109,854.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,981.80 : 346,521.30 = 73,226.20 : x
  2. Step 2: Convert to fraction form
    230,981.80/346,521.30 = 73,226.20/x
  3. Step 3: Cross multiply
    230,981.80x = 346,521.30 × 73,226.20
  4. Step 4: Simplify right side
    230,981.80x = 25,374,438,018.06
  5. Step 5: Solve for x
    x = 25,374,438,018.06/230,981.80
  6. Step 6: Final answer
    x = 109,854.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.