Home / 109,197.56-163,797.24-30,317.93

Finding the Fourth Proportional to 109,197.56, 163,797.24 and 30,317.93

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Solution

The fourth proportional to 109,197.56, 163,797.24 and 30,317.93 is: 45,477.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,197.56 : 163,797.24 = 30,317.93 : x
  2. Step 2: Convert to fraction form
    109,197.56/163,797.24 = 30,317.93/x
  3. Step 3: Cross multiply
    109,197.56x = 163,797.24 × 30,317.93
  4. Step 4: Simplify right side
    109,197.56x = 4,965,992,437.53
  5. Step 5: Solve for x
    x = 4,965,992,437.53/109,197.56
  6. Step 6: Final answer
    x = 45,477.14

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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.