Home / 185,772.69-256,371.35-109,296.81

Finding the Fourth Proportional to 185,772.69, 256,371.35 and 109,296.81

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Solution

The fourth proportional to 185,772.69, 256,371.35 and 109,296.81 is: 150,832.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,772.69 : 256,371.35 = 109,296.81 : x
  2. Step 2: Convert to fraction form
    185,772.69/256,371.35 = 109,296.81/x
  3. Step 3: Cross multiply
    185,772.69x = 256,371.35 × 109,296.81
  4. Step 4: Simplify right side
    185,772.69x = 28,020,570,183.91
  5. Step 5: Solve for x
    x = 28,020,570,183.91/185,772.69
  6. Step 6: Final answer
    x = 150,832.56

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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.