Home / 119,964.93-165,554.19-66,253.38

Finding the Fourth Proportional to 119,964.93, 165,554.19 and 66,253.38

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Solution

The fourth proportional to 119,964.93, 165,554.19 and 66,253.38 is: 91,431.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,964.93 : 165,554.19 = 66,253.38 : x
  2. Step 2: Convert to fraction form
    119,964.93/165,554.19 = 66,253.38/x
  3. Step 3: Cross multiply
    119,964.93x = 165,554.19 × 66,253.38
  4. Step 4: Simplify right side
    119,964.93x = 10,968,524,660.66
  5. Step 5: Solve for x
    x = 10,968,524,660.66/119,964.93
  6. Step 6: Final answer
    x = 91,431.09

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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.