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Finding the Fourth Proportional to 59,220.64, 81,760.08 and 36,894.88

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Solution

The fourth proportional to 59,220.64, 81,760.08 and 36,894.88 is: 50,937.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,220.64 : 81,760.08 = 36,894.88 : x
  2. Step 2: Convert to fraction form
    59,220.64/81,760.08 = 36,894.88/x
  3. Step 3: Cross multiply
    59,220.64x = 81,760.08 × 36,894.88
  4. Step 4: Simplify right side
    59,220.64x = 3,016,528,340.39
  5. Step 5: Solve for x
    x = 3,016,528,340.39/59,220.64
  6. Step 6: Final answer
    x = 50,937.11

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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.