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Finding the Fourth Proportional to 59,214.60, 81,690.30 and 37,692.90

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Solution

The fourth proportional to 59,214.60, 81,690.30 and 37,692.90 is: 51,999.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,214.60 : 81,690.30 = 37,692.90 : x
  2. Step 2: Convert to fraction form
    59,214.60/81,690.30 = 37,692.90/x
  3. Step 3: Cross multiply
    59,214.60x = 81,690.30 × 37,692.90
  4. Step 4: Simplify right side
    59,214.60x = 3,079,144,308.87
  5. Step 5: Solve for x
    x = 3,079,144,308.87/59,214.60
  6. Step 6: Final answer
    x = 51,999.75

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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.