Home / 206,317.92-284,706.72-115,667.04

Finding the Fourth Proportional to 206,317.92, 284,706.72 and 115,667.04

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Solution

The fourth proportional to 206,317.92, 284,706.72 and 115,667.04 is: 159,613.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,317.92 : 284,706.72 = 115,667.04 : x
  2. Step 2: Convert to fraction form
    206,317.92/284,706.72 = 115,667.04/x
  3. Step 3: Cross multiply
    206,317.92x = 284,706.72 × 115,667.04
  4. Step 4: Simplify right side
    206,317.92x = 32,931,183,570.51
  5. Step 5: Solve for x
    x = 32,931,183,570.51/206,317.92
  6. Step 6: Final answer
    x = 159,613.78

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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.