Home / 60,623.78-90,935.66-18,504.08

Finding the Fourth Proportional to 60,623.78, 90,935.66 and 18,504.08

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Solution

The fourth proportional to 60,623.78, 90,935.66 and 18,504.08 is: 27,756.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,623.78 : 90,935.66 = 18,504.08 : x
  2. Step 2: Convert to fraction form
    60,623.78/90,935.66 = 18,504.08/x
  3. Step 3: Cross multiply
    60,623.78x = 90,935.66 × 18,504.08
  4. Step 4: Simplify right side
    60,623.78x = 1,682,680,727.49
  5. Step 5: Solve for x
    x = 1,682,680,727.49/60,623.78
  6. Step 6: Final answer
    x = 27,756.12

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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.