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Finding the Fourth Proportional to 88,808.64, 122,497.81 and 52,974.64

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Solution

The fourth proportional to 88,808.64, 122,497.81 and 52,974.64 is: 73,070.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,808.64 : 122,497.81 = 52,974.64 : x
  2. Step 2: Convert to fraction form
    88,808.64/122,497.81 = 52,974.64/x
  3. Step 3: Cross multiply
    88,808.64x = 122,497.81 × 52,974.64
  4. Step 4: Simplify right side
    88,808.64x = 6,489,277,385.54
  5. Step 5: Solve for x
    x = 6,489,277,385.54/88,808.64
  6. Step 6: Final answer
    x = 73,070.34

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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.