Home / 206,071.57-284,403.99-125,510.79

Finding the Fourth Proportional to 206,071.57, 284,403.99 and 125,510.79

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Solution

The fourth proportional to 206,071.57, 284,403.99 and 125,510.79 is: 173,220.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,071.57 : 284,403.99 = 125,510.79 : x
  2. Step 2: Convert to fraction form
    206,071.57/284,403.99 = 125,510.79/x
  3. Step 3: Cross multiply
    206,071.57x = 284,403.99 × 125,510.79
  4. Step 4: Simplify right side
    206,071.57x = 35,695,769,464.05
  5. Step 5: Solve for x
    x = 35,695,769,464.05/206,071.57
  6. Step 6: Final answer
    x = 173,220.25

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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.