Home / 229,633.65-344,607.18-79,872.45

Finding the Fourth Proportional to 229,633.65, 344,607.18 and 79,872.45

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Solution

The fourth proportional to 229,633.65, 344,607.18 and 79,872.45 is: 119,863.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,633.65 : 344,607.18 = 79,872.45 : x
  2. Step 2: Convert to fraction form
    229,633.65/344,607.18 = 79,872.45/x
  3. Step 3: Cross multiply
    229,633.65x = 344,607.18 × 79,872.45
  4. Step 4: Simplify right side
    229,633.65x = 27,524,619,754.19
  5. Step 5: Solve for x
    x = 27,524,619,754.19/229,633.65
  6. Step 6: Final answer
    x = 119,863.18

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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.