Home / 206,769.16-285,341.48-116,125.25

Finding the Fourth Proportional to 206,769.16, 285,341.48 and 116,125.25

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Solution

The fourth proportional to 206,769.16, 285,341.48 and 116,125.25 is: 160,252.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,769.16 : 285,341.48 = 116,125.25 : x
  2. Step 2: Convert to fraction form
    206,769.16/285,341.48 = 116,125.25/x
  3. Step 3: Cross multiply
    206,769.16x = 285,341.48 × 116,125.25
  4. Step 4: Simplify right side
    206,769.16x = 33,135,349,781.71
  5. Step 5: Solve for x
    x = 33,135,349,781.71/206,769.16
  6. Step 6: Final answer
    x = 160,252.87

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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.