Home / 185,322.22-278,210.57-122,195.14

Finding the Fourth Proportional to 185,322.22, 278,210.57 and 122,195.14

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Solution

The fourth proportional to 185,322.22, 278,210.57 and 122,195.14 is: 183,442.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,322.22 : 278,210.57 = 122,195.14 : x
  2. Step 2: Convert to fraction form
    185,322.22/278,210.57 = 122,195.14/x
  3. Step 3: Cross multiply
    185,322.22x = 278,210.57 × 122,195.14
  4. Step 4: Simplify right side
    185,322.22x = 33,995,978,244.13
  5. Step 5: Solve for x
    x = 33,995,978,244.13/185,322.22
  6. Step 6: Final answer
    x = 183,442.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.