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Finding the Fourth Proportional to 113,602.26, 156,771.54 and 63,301.26

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Solution

The fourth proportional to 113,602.26, 156,771.54 and 63,301.26 is: 87,355.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,602.26 : 156,771.54 = 63,301.26 : x
  2. Step 2: Convert to fraction form
    113,602.26/156,771.54 = 63,301.26/x
  3. Step 3: Cross multiply
    113,602.26x = 156,771.54 × 63,301.26
  4. Step 4: Simplify right side
    113,602.26x = 9,923,836,014.14
  5. Step 5: Solve for x
    x = 9,923,836,014.14/113,602.26
  6. Step 6: Final answer
    x = 87,355.97

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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.