Home / 119,583.39-165,018.99-65,867.25

Finding the Fourth Proportional to 119,583.39, 165,018.99 and 65,867.25

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Solution

The fourth proportional to 119,583.39, 165,018.99 and 65,867.25 is: 90,893.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,583.39 : 165,018.99 = 65,867.25 : x
  2. Step 2: Convert to fraction form
    119,583.39/165,018.99 = 65,867.25/x
  3. Step 3: Cross multiply
    119,583.39x = 165,018.99 × 65,867.25
  4. Step 4: Simplify right side
    119,583.39x = 10,869,347,069.08
  5. Step 5: Solve for x
    x = 10,869,347,069.08/119,583.39
  6. Step 6: Final answer
    x = 90,893.45

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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.