Home / 185,856.26-256,465.72-103,072.92

Finding the Fourth Proportional to 185,856.26, 256,465.72 and 103,072.92

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Solution

The fourth proportional to 185,856.26, 256,465.72 and 103,072.92 is: 142,231.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,856.26 : 256,465.72 = 103,072.92 : x
  2. Step 2: Convert to fraction form
    185,856.26/256,465.72 = 103,072.92/x
  3. Step 3: Cross multiply
    185,856.26x = 256,465.72 × 103,072.92
  4. Step 4: Simplify right side
    185,856.26x = 26,434,670,640.30
  5. Step 5: Solve for x
    x = 26,434,670,640.30/185,856.26
  6. Step 6: Final answer
    x = 142,231.80

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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.