Home / 119,946.11-165,525.88-66,231.23

Finding the Fourth Proportional to 119,946.11, 165,525.88 and 66,231.23

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Solution

The fourth proportional to 119,946.11, 165,525.88 and 66,231.23 is: 91,399.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,946.11 : 165,525.88 = 66,231.23 : x
  2. Step 2: Convert to fraction form
    119,946.11/165,525.88 = 66,231.23/x
  3. Step 3: Cross multiply
    119,946.11x = 165,525.88 × 66,231.23
  4. Step 4: Simplify right side
    119,946.11x = 10,962,982,629.23
  5. Step 5: Solve for x
    x = 10,962,982,629.23/119,946.11
  6. Step 6: Final answer
    x = 91,399.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.