Home / 284,565.45-392,722.73-162,063.04

Finding the Fourth Proportional to 284,565.45, 392,722.73 and 162,063.04

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Solution

The fourth proportional to 284,565.45, 392,722.73 and 162,063.04 is: 223,659.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,565.45 : 392,722.73 = 162,063.04 : x
  2. Step 2: Convert to fraction form
    284,565.45/392,722.73 = 162,063.04/x
  3. Step 3: Cross multiply
    284,565.45x = 392,722.73 × 162,063.04
  4. Step 4: Simplify right side
    284,565.45x = 63,645,837,708.78
  5. Step 5: Solve for x
    x = 63,645,837,708.78/284,565.45
  6. Step 6: Final answer
    x = 223,659.75

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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.