Home / 165,160.40-227,913.48-93,538.64

Finding the Fourth Proportional to 165,160.40, 227,913.48 and 93,538.64

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Solution

The fourth proportional to 165,160.40, 227,913.48 and 93,538.64 is: 129,078.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,160.40 : 227,913.48 = 93,538.64 : x
  2. Step 2: Convert to fraction form
    165,160.40/227,913.48 = 93,538.64/x
  3. Step 3: Cross multiply
    165,160.40x = 227,913.48 × 93,538.64
  4. Step 4: Simplify right side
    165,160.40x = 21,318,716,956.87
  5. Step 5: Solve for x
    x = 21,318,716,956.87/165,160.40
  6. Step 6: Final answer
    x = 129,078.86

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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.