Home / 106,240.60-159,368.10-36,125.20

Finding the Fourth Proportional to 106,240.60, 159,368.10 and 36,125.20

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Solution

The fourth proportional to 106,240.60, 159,368.10 and 36,125.20 is: 54,190.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,240.60 : 159,368.10 = 36,125.20 : x
  2. Step 2: Convert to fraction form
    106,240.60/159,368.10 = 36,125.20/x
  3. Step 3: Cross multiply
    106,240.60x = 159,368.10 × 36,125.20
  4. Step 4: Simplify right side
    106,240.60x = 5,757,204,486.12
  5. Step 5: Solve for x
    x = 5,757,204,486.12/106,240.60
  6. Step 6: Final answer
    x = 54,190.25

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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.