Home / 132,080.63-198,079.36-43,313.50

Finding the Fourth Proportional to 132,080.63, 198,079.36 and 43,313.50

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Solution

The fourth proportional to 132,080.63, 198,079.36 and 43,313.50 is: 64,956.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,080.63 : 198,079.36 = 43,313.50 : x
  2. Step 2: Convert to fraction form
    132,080.63/198,079.36 = 43,313.50/x
  3. Step 3: Cross multiply
    132,080.63x = 198,079.36 × 43,313.50
  4. Step 4: Simplify right side
    132,080.63x = 8,579,510,498.68
  5. Step 5: Solve for x
    x = 8,579,510,498.68/132,080.63
  6. Step 6: Final answer
    x = 64,956.62

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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.