Home / 179,780.27-248,097.50-99,210.12

Finding the Fourth Proportional to 179,780.27, 248,097.50 and 99,210.12

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Solution

The fourth proportional to 179,780.27, 248,097.50 and 99,210.12 is: 136,910.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,780.27 : 248,097.50 = 99,210.12 : x
  2. Step 2: Convert to fraction form
    179,780.27/248,097.50 = 99,210.12/x
  3. Step 3: Cross multiply
    179,780.27x = 248,097.50 × 99,210.12
  4. Step 4: Simplify right side
    179,780.27x = 24,613,782,250.65
  5. Step 5: Solve for x
    x = 24,613,782,250.65/179,780.27
  6. Step 6: Final answer
    x = 136,910.37

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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.