Home / 185,037.48-255,352.50-109,581.12

Finding the Fourth Proportional to 185,037.48, 255,352.50 and 109,581.12

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Solution

The fourth proportional to 185,037.48, 255,352.50 and 109,581.12 is: 151,222.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,037.48 : 255,352.50 = 109,581.12 : x
  2. Step 2: Convert to fraction form
    185,037.48/255,352.50 = 109,581.12/x
  3. Step 3: Cross multiply
    185,037.48x = 255,352.50 × 109,581.12
  4. Step 4: Simplify right side
    185,037.48x = 27,981,812,944.80
  5. Step 5: Solve for x
    x = 27,981,812,944.80/185,037.48
  6. Step 6: Final answer
    x = 151,222.41

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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.