Home / 181,546.07-250,529.79-99,870.88

Finding the Fourth Proportional to 181,546.07, 250,529.79 and 99,870.88

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Solution

The fourth proportional to 181,546.07, 250,529.79 and 99,870.88 is: 137,819.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,546.07 : 250,529.79 = 99,870.88 : x
  2. Step 2: Convert to fraction form
    181,546.07/250,529.79 = 99,870.88/x
  3. Step 3: Cross multiply
    181,546.07x = 250,529.79 × 99,870.88
  4. Step 4: Simplify right side
    181,546.07x = 25,020,631,516.06
  5. Step 5: Solve for x
    x = 25,020,631,516.06/181,546.07
  6. Step 6: Final answer
    x = 137,819.74

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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.