Home / 119,802.88-165,327.51-66,091.24

Finding the Fourth Proportional to 119,802.88, 165,327.51 and 66,091.24

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Solution

The fourth proportional to 119,802.88, 165,327.51 and 66,091.24 is: 91,205.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,802.88 : 165,327.51 = 66,091.24 : x
  2. Step 2: Convert to fraction form
    119,802.88/165,327.51 = 66,091.24/x
  3. Step 3: Cross multiply
    119,802.88x = 165,327.51 × 66,091.24
  4. Step 4: Simplify right side
    119,802.88x = 10,926,700,142.01
  5. Step 5: Solve for x
    x = 10,926,700,142.01/119,802.88
  6. Step 6: Final answer
    x = 91,205.66

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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.