Home / 556,190.12-834,241.66-156,814.76

Finding the Fourth Proportional to 556,190.12, 834,241.66 and 156,814.76

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Solution

The fourth proportional to 556,190.12, 834,241.66 and 156,814.76 is: 235,209.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,190.12 : 834,241.66 = 156,814.76 : x
  2. Step 2: Convert to fraction form
    556,190.12/834,241.66 = 156,814.76/x
  3. Step 3: Cross multiply
    556,190.12x = 834,241.66 × 156,814.76
  4. Step 4: Simplify right side
    556,190.12x = 130,821,405,694.90
  5. Step 5: Solve for x
    x = 130,821,405,694.90/556,190.12
  6. Step 6: Final answer
    x = 235,209.87

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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.