Home / 165,030.52-227,742.60-89,579.02

Finding the Fourth Proportional to 165,030.52, 227,742.60 and 89,579.02

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Solution

The fourth proportional to 165,030.52, 227,742.60 and 89,579.02 is: 123,619.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,030.52 : 227,742.60 = 89,579.02 : x
  2. Step 2: Convert to fraction form
    165,030.52/227,742.60 = 89,579.02/x
  3. Step 3: Cross multiply
    165,030.52x = 227,742.60 × 89,579.02
  4. Step 4: Simplify right side
    165,030.52x = 20,400,958,920.25
  5. Step 5: Solve for x
    x = 20,400,958,920.25/165,030.52
  6. Step 6: Final answer
    x = 123,619.31

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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.