Home / 156,321.11-234,289.14-88,909.67

Finding the Fourth Proportional to 156,321.11, 234,289.14 and 88,909.67

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Solution

The fourth proportional to 156,321.11, 234,289.14 and 88,909.67 is: 133,255.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,321.11 : 234,289.14 = 88,909.67 : x
  2. Step 2: Convert to fraction form
    156,321.11/234,289.14 = 88,909.67/x
  3. Step 3: Cross multiply
    156,321.11x = 234,289.14 × 88,909.67
  4. Step 4: Simplify right side
    156,321.11x = 20,830,568,950.54
  5. Step 5: Solve for x
    x = 20,830,568,950.54/156,321.11
  6. Step 6: Final answer
    x = 133,255.00

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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.