Home / 73,117.08-109,658.64-23,187.84

Finding the Fourth Proportional to 73,117.08, 109,658.64 and 23,187.84

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Solution

The fourth proportional to 73,117.08, 109,658.64 and 23,187.84 is: 34,776.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,117.08 : 109,658.64 = 23,187.84 : x
  2. Step 2: Convert to fraction form
    73,117.08/109,658.64 = 23,187.84/x
  3. Step 3: Cross multiply
    73,117.08x = 109,658.64 × 23,187.84
  4. Step 4: Simplify right side
    73,117.08x = 2,542,746,998.94
  5. Step 5: Solve for x
    x = 2,542,746,998.94/73,117.08
  6. Step 6: Final answer
    x = 34,776.38

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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.