Home / 74,519.28-111,828.15-35,087.67

Finding the Fourth Proportional to 74,519.28, 111,828.15 and 35,087.67

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Solution

The fourth proportional to 74,519.28, 111,828.15 and 35,087.67 is: 52,654.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,519.28 : 111,828.15 = 35,087.67 : x
  2. Step 2: Convert to fraction form
    74,519.28/111,828.15 = 35,087.67/x
  3. Step 3: Cross multiply
    74,519.28x = 111,828.15 × 35,087.67
  4. Step 4: Simplify right side
    74,519.28x = 3,923,789,223.91
  5. Step 5: Solve for x
    x = 3,923,789,223.91/74,519.28
  6. Step 6: Final answer
    x = 52,654.69

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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.