Home / 231,017.90-346,539.06-73,258.65

Finding the Fourth Proportional to 231,017.90, 346,539.06 and 73,258.65

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Solution

The fourth proportional to 231,017.90, 346,539.06 and 73,258.65 is: 109,891.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,017.90 : 346,539.06 = 73,258.65 : x
  2. Step 2: Convert to fraction form
    231,017.90/346,539.06 = 73,258.65/x
  3. Step 3: Cross multiply
    231,017.90x = 346,539.06 × 73,258.65
  4. Step 4: Simplify right side
    231,017.90x = 25,386,983,707.87
  5. Step 5: Solve for x
    x = 25,386,983,707.87/231,017.90
  6. Step 6: Final answer
    x = 109,891.85

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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.