Home / 123,748.08-185,340.36-96,926.64

Finding the Fourth Proportional to 123,748.08, 185,340.36 and 96,926.64

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Solution

The fourth proportional to 123,748.08, 185,340.36 and 96,926.64 is: 145,169.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,748.08 : 185,340.36 = 96,926.64 : x
  2. Step 2: Convert to fraction form
    123,748.08/185,340.36 = 96,926.64/x
  3. Step 3: Cross multiply
    123,748.08x = 185,340.36 × 96,926.64
  4. Step 4: Simplify right side
    123,748.08x = 17,964,418,351.19
  5. Step 5: Solve for x
    x = 17,964,418,351.19/123,748.08
  6. Step 6: Final answer
    x = 145,169.27

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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.