Home / 119,802.49-165,327.44-66,087.63

Finding the Fourth Proportional to 119,802.49, 165,327.44 and 66,087.63

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Solution

The fourth proportional to 119,802.49, 165,327.44 and 66,087.63 is: 91,200.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,802.49 : 165,327.44 = 66,087.63 : x
  2. Step 2: Convert to fraction form
    119,802.49/165,327.44 = 66,087.63/x
  3. Step 3: Cross multiply
    119,802.49x = 165,327.44 × 66,087.63
  4. Step 4: Simplify right side
    119,802.49x = 10,926,098,353.13
  5. Step 5: Solve for x
    x = 10,926,098,353.13/119,802.49
  6. Step 6: Final answer
    x = 91,200.93

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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.