Home / 284,176.42-392,138.62-182,021.65

Finding the Fourth Proportional to 284,176.42, 392,138.62 and 182,021.65

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Solution

The fourth proportional to 284,176.42, 392,138.62 and 182,021.65 is: 251,173.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,176.42 : 392,138.62 = 182,021.65 : x
  2. Step 2: Convert to fraction form
    284,176.42/392,138.62 = 182,021.65/x
  3. Step 3: Cross multiply
    284,176.42x = 392,138.62 × 182,021.65
  4. Step 4: Simplify right side
    284,176.42x = 71,377,718,641.12
  5. Step 5: Solve for x
    x = 71,377,718,641.12/284,176.42
  6. Step 6: Final answer
    x = 251,173.97

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1.5x scale

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.