Home / 134,213.25-185,217.82-73,785.42

Finding the Fourth Proportional to 134,213.25, 185,217.82 and 73,785.42

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Solution

The fourth proportional to 134,213.25, 185,217.82 and 73,785.42 is: 101,825.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,213.25 : 185,217.82 = 73,785.42 : x
  2. Step 2: Convert to fraction form
    134,213.25/185,217.82 = 73,785.42/x
  3. Step 3: Cross multiply
    134,213.25x = 185,217.82 × 73,785.42
  4. Step 4: Simplify right side
    134,213.25x = 13,666,374,640.18
  5. Step 5: Solve for x
    x = 13,666,374,640.18/134,213.25
  6. Step 6: Final answer
    x = 101,825.82

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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.