Home / 140,677.23-211,049.42-45,907.59

Finding the Fourth Proportional to 140,677.23, 211,049.42 and 45,907.59

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Solution

The fourth proportional to 140,677.23, 211,049.42 and 45,907.59 is: 68,872.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,677.23 : 211,049.42 = 45,907.59 : x
  2. Step 2: Convert to fraction form
    140,677.23/211,049.42 = 45,907.59/x
  3. Step 3: Cross multiply
    140,677.23x = 211,049.42 × 45,907.59
  4. Step 4: Simplify right side
    140,677.23x = 9,688,769,617.84
  5. Step 5: Solve for x
    x = 9,688,769,617.84/140,677.23
  6. Step 6: Final answer
    x = 68,872.34

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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.