Home / 183,760.16-253,591.68-103,205.12

Finding the Fourth Proportional to 183,760.16, 253,591.68 and 103,205.12

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Solution

The fourth proportional to 183,760.16, 253,591.68 and 103,205.12 is: 142,424.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,760.16 : 253,591.68 = 103,205.12 : x
  2. Step 2: Convert to fraction form
    183,760.16/253,591.68 = 103,205.12/x
  3. Step 3: Cross multiply
    183,760.16x = 253,591.68 × 103,205.12
  4. Step 4: Simplify right side
    183,760.16x = 26,171,959,765.40
  5. Step 5: Solve for x
    x = 26,171,959,765.40/183,760.16
  6. Step 6: Final answer
    x = 142,424.56

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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.