Home / 165,200.55-227,969.40-93,579.12

Finding the Fourth Proportional to 165,200.55, 227,969.40 and 93,579.12

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Solution

The fourth proportional to 165,200.55, 227,969.40 and 93,579.12 is: 129,135.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,200.55 : 227,969.40 = 93,579.12 : x
  2. Step 2: Convert to fraction form
    165,200.55/227,969.40 = 93,579.12/x
  3. Step 3: Cross multiply
    165,200.55x = 227,969.40 × 93,579.12
  4. Step 4: Simplify right side
    165,200.55x = 21,333,175,838.93
  5. Step 5: Solve for x
    x = 21,333,175,838.93/165,200.55
  6. Step 6: Final answer
    x = 129,135.02

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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.