Home / 140,817.28-211,223.60-34,202.11

Finding the Fourth Proportional to 140,817.28, 211,223.60 and 34,202.11

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Solution

The fourth proportional to 140,817.28, 211,223.60 and 34,202.11 is: 51,302.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,817.28 : 211,223.60 = 34,202.11 : x
  2. Step 2: Convert to fraction form
    140,817.28/211,223.60 = 34,202.11/x
  3. Step 3: Cross multiply
    140,817.28x = 211,223.60 × 34,202.11
  4. Step 4: Simplify right side
    140,817.28x = 7,224,292,230.98
  5. Step 5: Solve for x
    x = 7,224,292,230.98/140,817.28
  6. Step 6: Final answer
    x = 51,302.60

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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.