Home / 181,332.87-250,234.38-100,758.32

Finding the Fourth Proportional to 181,332.87, 250,234.38 and 100,758.32

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Solution

The fourth proportional to 181,332.87, 250,234.38 and 100,758.32 is: 139,043.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,332.87 : 250,234.38 = 100,758.32 : x
  2. Step 2: Convert to fraction form
    181,332.87/250,234.38 = 100,758.32/x
  3. Step 3: Cross multiply
    181,332.87x = 250,234.38 × 100,758.32
  4. Step 4: Simplify right side
    181,332.87x = 25,213,195,735.04
  5. Step 5: Solve for x
    x = 25,213,195,735.04/181,332.87
  6. Step 6: Final answer
    x = 139,043.72

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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.