Home / 181,239.24-250,097.58-100,664.76

Finding the Fourth Proportional to 181,239.24, 250,097.58 and 100,664.76

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Solution

The fourth proportional to 181,239.24, 250,097.58 and 100,664.76 is: 138,910.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,239.24 : 250,097.58 = 100,664.76 : x
  2. Step 2: Convert to fraction form
    181,239.24/250,097.58 = 100,664.76/x
  3. Step 3: Cross multiply
    181,239.24x = 250,097.58 × 100,664.76
  4. Step 4: Simplify right side
    181,239.24x = 25,176,012,867.28
  5. Step 5: Solve for x
    x = 25,176,012,867.28/181,239.24
  6. Step 6: Final answer
    x = 138,910.39

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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.