Home / 132,951.43-199,260.83-66,410.13

Finding the Fourth Proportional to 132,951.43, 199,260.83 and 66,410.13

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Solution

The fourth proportional to 132,951.43, 199,260.83 and 66,410.13 is: 99,532.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,951.43 : 199,260.83 = 66,410.13 : x
  2. Step 2: Convert to fraction form
    132,951.43/199,260.83 = 66,410.13/x
  3. Step 3: Cross multiply
    132,951.43x = 199,260.83 × 66,410.13
  4. Step 4: Simplify right side
    132,951.43x = 13,232,937,624.21
  5. Step 5: Solve for x
    x = 13,232,937,624.21/132,951.43
  6. Step 6: Final answer
    x = 99,532.12

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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.