Home / 109,240.92-150,747.89-61,492.50

Finding the Fourth Proportional to 109,240.92, 150,747.89 and 61,492.50

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Solution

The fourth proportional to 109,240.92, 150,747.89 and 61,492.50 is: 84,857.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,240.92 : 150,747.89 = 61,492.50 : x
  2. Step 2: Convert to fraction form
    109,240.92/150,747.89 = 61,492.50/x
  3. Step 3: Cross multiply
    109,240.92x = 150,747.89 × 61,492.50
  4. Step 4: Simplify right side
    109,240.92x = 9,269,864,318.36
  5. Step 5: Solve for x
    x = 9,269,864,318.36/109,240.92
  6. Step 6: Final answer
    x = 84,857.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.