Home / 235,711.22-353,564.94-156,105.50

Finding the Fourth Proportional to 235,711.22, 353,564.94 and 156,105.50

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Solution

The fourth proportional to 235,711.22, 353,564.94 and 156,105.50 is: 234,157.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,711.22 : 353,564.94 = 156,105.50 : x
  2. Step 2: Convert to fraction form
    235,711.22/353,564.94 = 156,105.50/x
  3. Step 3: Cross multiply
    235,711.22x = 353,564.94 × 156,105.50
  4. Step 4: Simplify right side
    235,711.22x = 55,193,431,741.17
  5. Step 5: Solve for x
    x = 55,193,431,741.17/235,711.22
  6. Step 6: Final answer
    x = 234,157.00

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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.