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Finding the Fourth Proportional to 90,593.88, 125,027.58 and 52,880.28

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Solution

The fourth proportional to 90,593.88, 125,027.58 and 52,880.28 is: 72,979.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,593.88 : 125,027.58 = 52,880.28 : x
  2. Step 2: Convert to fraction form
    90,593.88/125,027.58 = 52,880.28/x
  3. Step 3: Cross multiply
    90,593.88x = 125,027.58 × 52,880.28
  4. Step 4: Simplify right side
    90,593.88x = 6,611,493,438.12
  5. Step 5: Solve for x
    x = 6,611,493,438.12/90,593.88
  6. Step 6: Final answer
    x = 72,979.47

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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.