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Finding the Fourth Proportional to 79,096.64, 109,204.29 and 70,584.12

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Solution

The fourth proportional to 79,096.64, 109,204.29 and 70,584.12 is: 97,451.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,096.64 : 109,204.29 = 70,584.12 : x
  2. Step 2: Convert to fraction form
    79,096.64/109,204.29 = 70,584.12/x
  3. Step 3: Cross multiply
    79,096.64x = 109,204.29 × 70,584.12
  4. Step 4: Simplify right side
    79,096.64x = 7,708,088,709.87
  5. Step 5: Solve for x
    x = 7,708,088,709.87/79,096.64
  6. Step 6: Final answer
    x = 97,451.54

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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.