Home / 185,544.76-256,052.25-100,661.82

Finding the Fourth Proportional to 185,544.76, 256,052.25 and 100,661.82

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Solution

The fourth proportional to 185,544.76, 256,052.25 and 100,661.82 is: 138,913.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,544.76 : 256,052.25 = 100,661.82 : x
  2. Step 2: Convert to fraction form
    185,544.76/256,052.25 = 100,661.82/x
  3. Step 3: Cross multiply
    185,544.76x = 256,052.25 × 100,661.82
  4. Step 4: Simplify right side
    185,544.76x = 25,774,685,500.10
  5. Step 5: Solve for x
    x = 25,774,685,500.10/185,544.76
  6. Step 6: Final answer
    x = 138,913.57

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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.