Home / 168,002.24-251,937.74-74,442.38

Finding the Fourth Proportional to 168,002.24, 251,937.74 and 74,442.38

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Solution

The fourth proportional to 168,002.24, 251,937.74 and 74,442.38 is: 111,634.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,002.24 : 251,937.74 = 74,442.38 : x
  2. Step 2: Convert to fraction form
    168,002.24/251,937.74 = 74,442.38/x
  3. Step 3: Cross multiply
    168,002.24x = 251,937.74 × 74,442.38
  4. Step 4: Simplify right side
    168,002.24x = 18,754,843,903.84
  5. Step 5: Solve for x
    x = 18,754,843,903.84/168,002.24
  6. Step 6: Final answer
    x = 111,634.49

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1.5x scale

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.