Home / 206,110.01-284,429.18-115,464.33

Finding the Fourth Proportional to 206,110.01, 284,429.18 and 115,464.33

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Solution

The fourth proportional to 206,110.01, 284,429.18 and 115,464.33 is: 159,339.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,110.01 : 284,429.18 = 115,464.33 : x
  2. Step 2: Convert to fraction form
    206,110.01/284,429.18 = 115,464.33/x
  3. Step 3: Cross multiply
    206,110.01x = 284,429.18 × 115,464.33
  4. Step 4: Simplify right side
    206,110.01x = 32,841,424,123.83
  5. Step 5: Solve for x
    x = 32,841,424,123.83/206,110.01
  6. Step 6: Final answer
    x = 159,339.30

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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.