Home / 119,801.88-165,326.13-66,090.24

Finding the Fourth Proportional to 119,801.88, 165,326.13 and 66,090.24

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Solution

The fourth proportional to 119,801.88, 165,326.13 and 66,090.24 is: 91,204.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,801.88 : 165,326.13 = 66,090.24 : x
  2. Step 2: Convert to fraction form
    119,801.88/165,326.13 = 66,090.24/x
  3. Step 3: Cross multiply
    119,801.88x = 165,326.13 × 66,090.24
  4. Step 4: Simplify right side
    119,801.88x = 10,926,443,609.97
  5. Step 5: Solve for x
    x = 10,926,443,609.97/119,801.88
  6. Step 6: Final answer
    x = 91,204.28

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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.