Home / 284,072.46-392,161.92-176,677.11

Finding the Fourth Proportional to 284,072.46, 392,161.92 and 176,677.11

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Solution

The fourth proportional to 284,072.46, 392,161.92 and 176,677.11 is: 243,902.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,072.46 : 392,161.92 = 176,677.11 : x
  2. Step 2: Convert to fraction form
    284,072.46/392,161.92 = 176,677.11/x
  3. Step 3: Cross multiply
    284,072.46x = 392,161.92 × 176,677.11
  4. Step 4: Simplify right side
    284,072.46x = 69,286,034,677.65
  5. Step 5: Solve for x
    x = 69,286,034,677.65/284,072.46
  6. Step 6: Final answer
    x = 243,902.68

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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.