Home / 235,709.22-353,561.94-156,103.50

Finding the Fourth Proportional to 235,709.22, 353,561.94 and 156,103.50

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Solution

The fourth proportional to 235,709.22, 353,561.94 and 156,103.50 is: 234,154.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,709.22 : 353,561.94 = 156,103.50 : x
  2. Step 2: Convert to fraction form
    235,709.22/353,561.94 = 156,103.50/x
  3. Step 3: Cross multiply
    235,709.22x = 353,561.94 × 156,103.50
  4. Step 4: Simplify right side
    235,709.22x = 55,192,256,300.79
  5. Step 5: Solve for x
    x = 55,192,256,300.79/235,709.22
  6. Step 6: Final answer
    x = 234,154.00

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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.