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Finding the Fourth Proportional to 60,551.80, 90,827.70 and 31,027.30

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Solution

The fourth proportional to 60,551.80, 90,827.70 and 31,027.30 is: 46,540.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,551.80 : 90,827.70 = 31,027.30 : x
  2. Step 2: Convert to fraction form
    60,551.80/90,827.70 = 31,027.30/x
  3. Step 3: Cross multiply
    60,551.80x = 90,827.70 × 31,027.30
  4. Step 4: Simplify right side
    60,551.80x = 2,818,138,296.21
  5. Step 5: Solve for x
    x = 2,818,138,296.21/60,551.80
  6. Step 6: Final answer
    x = 46,540.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.