Home / 102,336.29-153,520.86-43,180.67

Finding the Fourth Proportional to 102,336.29, 153,520.86 and 43,180.67

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Solution

The fourth proportional to 102,336.29, 153,520.86 and 43,180.67 is: 64,777.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,336.29 : 153,520.86 = 43,180.67 : x
  2. Step 2: Convert to fraction form
    102,336.29/153,520.86 = 43,180.67/x
  3. Step 3: Cross multiply
    102,336.29x = 153,520.86 × 43,180.67
  4. Step 4: Simplify right side
    102,336.29x = 6,629,133,593.78
  5. Step 5: Solve for x
    x = 6,629,133,593.78/102,336.29
  6. Step 6: Final answer
    x = 64,777.94

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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.