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Finding the Fourth Proportional to 59,236.78, 81,744.50 and 32,379.06

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Solution

The fourth proportional to 59,236.78, 81,744.50 and 32,379.06 is: 44,681.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,236.78 : 81,744.50 = 32,379.06 : x
  2. Step 2: Convert to fraction form
    59,236.78/81,744.50 = 32,379.06/x
  3. Step 3: Cross multiply
    59,236.78x = 81,744.50 × 32,379.06
  4. Step 4: Simplify right side
    59,236.78x = 2,646,810,070.17
  5. Step 5: Solve for x
    x = 2,646,810,070.17/59,236.78
  6. Step 6: Final answer
    x = 44,681.87

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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.