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Finding the Fourth Proportional to 59,364.45, 81,921.87 and 32,506.47

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Solution

The fourth proportional to 59,364.45, 81,921.87 and 32,506.47 is: 44,858.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,364.45 : 81,921.87 = 32,506.47 : x
  2. Step 2: Convert to fraction form
    59,364.45/81,921.87 = 32,506.47/x
  3. Step 3: Cross multiply
    59,364.45x = 81,921.87 × 32,506.47
  4. Step 4: Simplify right side
    59,364.45x = 2,662,990,809.50
  5. Step 5: Solve for x
    x = 2,662,990,809.50/59,364.45
  6. Step 6: Final answer
    x = 44,858.34

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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.