Home / 110,639.75-166,125.27-63,308.21

Finding the Fourth Proportional to 110,639.75, 166,125.27 and 63,308.21

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Solution

The fourth proportional to 110,639.75, 166,125.27 and 63,308.21 is: 95,057.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,639.75 : 166,125.27 = 63,308.21 : x
  2. Step 2: Convert to fraction form
    110,639.75/166,125.27 = 63,308.21/x
  3. Step 3: Cross multiply
    110,639.75x = 166,125.27 × 63,308.21
  4. Step 4: Simplify right side
    110,639.75x = 10,517,093,479.47
  5. Step 5: Solve for x
    x = 10,517,093,479.47/110,639.75
  6. Step 6: Final answer
    x = 95,057.10

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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.