Home / 89,932.80-134,894.24-27,603.28

Finding the Fourth Proportional to 89,932.80, 134,894.24 and 27,603.28

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Solution

The fourth proportional to 89,932.80, 134,894.24 and 27,603.28 is: 41,403.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,932.80 : 134,894.24 = 27,603.28 : x
  2. Step 2: Convert to fraction form
    89,932.80/134,894.24 = 27,603.28/x
  3. Step 3: Cross multiply
    89,932.80x = 134,894.24 × 27,603.28
  4. Step 4: Simplify right side
    89,932.80x = 3,723,523,477.11
  5. Step 5: Solve for x
    x = 3,723,523,477.11/89,932.80
  6. Step 6: Final answer
    x = 41,403.40

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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.