Home / 258,614.08-356,685.04-176,990.72

Finding the Fourth Proportional to 258,614.08, 356,685.04 and 176,990.72

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Solution

The fourth proportional to 258,614.08, 356,685.04 and 176,990.72 is: 244,108.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,614.08 : 356,685.04 = 176,990.72 : x
  2. Step 2: Convert to fraction form
    258,614.08/356,685.04 = 176,990.72/x
  3. Step 3: Cross multiply
    258,614.08x = 356,685.04 × 176,990.72
  4. Step 4: Simplify right side
    258,614.08x = 63,129,942,042.83
  5. Step 5: Solve for x
    x = 63,129,942,042.83/258,614.08
  6. Step 6: Final answer
    x = 244,108.68

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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.