Home / 205,570.18-283,774.31-125,023.56

Finding the Fourth Proportional to 205,570.18, 283,774.31 and 125,023.56

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Solution

The fourth proportional to 205,570.18, 283,774.31 and 125,023.56 is: 172,585.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,570.18 : 283,774.31 = 125,023.56 : x
  2. Step 2: Convert to fraction form
    205,570.18/283,774.31 = 125,023.56/x
  3. Step 3: Cross multiply
    205,570.18x = 283,774.31 × 125,023.56
  4. Step 4: Simplify right side
    205,570.18x = 35,478,474,472.74
  5. Step 5: Solve for x
    x = 35,478,474,472.74/205,570.18
  6. Step 6: Final answer
    x = 172,585.71

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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.