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Finding the Fourth Proportional to 59,450.39, 89,112.71 and 21,986.39

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Solution

The fourth proportional to 59,450.39, 89,112.71 and 21,986.39 is: 32,956.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,450.39 : 89,112.71 = 21,986.39 : x
  2. Step 2: Convert to fraction form
    59,450.39/89,112.71 = 21,986.39/x
  3. Step 3: Cross multiply
    59,450.39x = 89,112.71 × 21,986.39
  4. Step 4: Simplify right side
    59,450.39x = 1,959,266,686.08
  5. Step 5: Solve for x
    x = 1,959,266,686.08/59,450.39
  6. Step 6: Final answer
    x = 32,956.33

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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.