Home / 185,616.28-256,150.60-100,733.32

Finding the Fourth Proportional to 185,616.28, 256,150.60 and 100,733.32

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Solution

The fourth proportional to 185,616.28, 256,150.60 and 100,733.32 is: 139,012.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,616.28 : 256,150.60 = 100,733.32 : x
  2. Step 2: Convert to fraction form
    185,616.28/256,150.60 = 100,733.32/x
  3. Step 3: Cross multiply
    185,616.28x = 256,150.60 × 100,733.32
  4. Step 4: Simplify right side
    185,616.28x = 25,802,900,357.99
  5. Step 5: Solve for x
    x = 25,802,900,357.99/185,616.28
  6. Step 6: Final answer
    x = 139,012.05

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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.