Home / 91,302.21-136,936.91-41,373

Finding the Fourth Proportional to 91,302.21, 136,936.91 and 41,373

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Solution

The fourth proportional to 91,302.21, 136,936.91 and 41,373 is: 62,052.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,302.21 : 136,936.91 = 41,373 : x
  2. Step 2: Convert to fraction form
    91,302.21/136,936.91 = 41,373/x
  3. Step 3: Cross multiply
    91,302.21x = 136,936.91 × 41,373
  4. Step 4: Simplify right side
    91,302.21x = 5,665,490,880.86
  5. Step 5: Solve for x
    x = 5,665,490,880.86/91,302.21
  6. Step 6: Final answer
    x = 62,052.07

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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.