Home / 132,200.63-198,280.39-43,453.52

Finding the Fourth Proportional to 132,200.63, 198,280.39 and 43,453.52

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Solution

The fourth proportional to 132,200.63, 198,280.39 and 43,453.52 is: 65,173.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,200.63 : 198,280.39 = 43,453.52 : x
  2. Step 2: Convert to fraction form
    132,200.63/198,280.39 = 43,453.52/x
  3. Step 3: Cross multiply
    132,200.63x = 198,280.39 × 43,453.52
  4. Step 4: Simplify right side
    132,200.63x = 8,615,980,892.47
  5. Step 5: Solve for x
    x = 8,615,980,892.47/132,200.63
  6. Step 6: Final answer
    x = 65,173.52

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1.5x scale

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.