Home / 111,599.78-167,257.20-52,304.81

Finding the Fourth Proportional to 111,599.78, 167,257.20 and 52,304.81

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Solution

The fourth proportional to 111,599.78, 167,257.20 and 52,304.81 is: 78,390.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,599.78 : 167,257.20 = 52,304.81 : x
  2. Step 2: Convert to fraction form
    111,599.78/167,257.20 = 52,304.81/x
  3. Step 3: Cross multiply
    111,599.78x = 167,257.20 × 52,304.81
  4. Step 4: Simplify right side
    111,599.78x = 8,748,356,067.13
  5. Step 5: Solve for x
    x = 8,748,356,067.13/111,599.78
  6. Step 6: Final answer
    x = 78,390.44

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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.