Home / 107,216.13-160,828.28-36,142.03

Finding the Fourth Proportional to 107,216.13, 160,828.28 and 36,142.03

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Solution

The fourth proportional to 107,216.13, 160,828.28 and 36,142.03 is: 54,214.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,216.13 : 160,828.28 = 36,142.03 : x
  2. Step 2: Convert to fraction form
    107,216.13/160,828.28 = 36,142.03/x
  3. Step 3: Cross multiply
    107,216.13x = 160,828.28 × 36,142.03
  4. Step 4: Simplify right side
    107,216.13x = 5,812,660,520.61
  5. Step 5: Solve for x
    x = 5,812,660,520.61/107,216.13
  6. Step 6: Final answer
    x = 54,214.42

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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.