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Finding the Fourth Proportional to 110,960.64, 166,440.96 and 58,394.88

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Solution

The fourth proportional to 110,960.64, 166,440.96 and 58,394.88 is: 87,592.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,960.64 : 166,440.96 = 58,394.88 : x
  2. Step 2: Convert to fraction form
    110,960.64/166,440.96 = 58,394.88/x
  3. Step 3: Cross multiply
    110,960.64x = 166,440.96 × 58,394.88
  4. Step 4: Simplify right side
    110,960.64x = 9,719,299,886.28
  5. Step 5: Solve for x
    x = 9,719,299,886.28/110,960.64
  6. Step 6: Final answer
    x = 87,592.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.