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Finding the Fourth Proportional to 59,169.76, 81,653.16 and 32,311.52

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Solution

The fourth proportional to 59,169.76, 81,653.16 and 32,311.52 is: 44,589.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,169.76 : 81,653.16 = 32,311.52 : x
  2. Step 2: Convert to fraction form
    59,169.76/81,653.16 = 32,311.52/x
  3. Step 3: Cross multiply
    59,169.76x = 81,653.16 × 32,311.52
  4. Step 4: Simplify right side
    59,169.76x = 2,638,337,712.40
  5. Step 5: Solve for x
    x = 2,638,337,712.40/59,169.76
  6. Step 6: Final answer
    x = 44,589.29

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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.