Home / 205,230.56-283,140.24-124,627.64

Finding the Fourth Proportional to 205,230.56, 283,140.24 and 124,627.64

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Solution

The fourth proportional to 205,230.56, 283,140.24 and 124,627.64 is: 171,938.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,230.56 : 283,140.24 = 124,627.64 : x
  2. Step 2: Convert to fraction form
    205,230.56/283,140.24 = 124,627.64/x
  3. Step 3: Cross multiply
    205,230.56x = 283,140.24 × 124,627.64
  4. Step 4: Simplify right side
    205,230.56x = 35,287,099,900.23
  5. Step 5: Solve for x
    x = 35,287,099,900.23/205,230.56
  6. Step 6: Final answer
    x = 171,938.82

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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.