Home / 132,550.32-198,856.24-43,798.45

Finding the Fourth Proportional to 132,550.32, 198,856.24 and 43,798.45

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Solution

The fourth proportional to 132,550.32, 198,856.24 and 43,798.45 is: 65,707.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,550.32 : 198,856.24 = 43,798.45 : x
  2. Step 2: Convert to fraction form
    132,550.32/198,856.24 = 43,798.45/x
  3. Step 3: Cross multiply
    132,550.32x = 198,856.24 × 43,798.45
  4. Step 4: Simplify right side
    132,550.32x = 8,709,595,084.83
  5. Step 5: Solve for x
    x = 8,709,595,084.83/132,550.32
  6. Step 6: Final answer
    x = 65,707.84

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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.