Home / 206,259.58-284,655.63-115,614.10

Finding the Fourth Proportional to 206,259.58, 284,655.63 and 115,614.10

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Solution

The fourth proportional to 206,259.58, 284,655.63 and 115,614.10 is: 159,557.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,259.58 : 284,655.63 = 115,614.10 : x
  2. Step 2: Convert to fraction form
    206,259.58/284,655.63 = 115,614.10/x
  3. Step 3: Cross multiply
    206,259.58x = 284,655.63 × 115,614.10
  4. Step 4: Simplify right side
    206,259.58x = 32,910,204,472.38
  5. Step 5: Solve for x
    x = 32,910,204,472.38/206,259.58
  6. Step 6: Final answer
    x = 159,557.22

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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.