Home / 59,555.12-89,327.14-20,112.57

Finding the Fourth Proportional to 59,555.12, 89,327.14 and 20,112.57

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Solution

The fourth proportional to 59,555.12, 89,327.14 and 20,112.57 is: 30,166.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,555.12 : 89,327.14 = 20,112.57 : x
  2. Step 2: Convert to fraction form
    59,555.12/89,327.14 = 20,112.57/x
  3. Step 3: Cross multiply
    59,555.12x = 89,327.14 × 20,112.57
  4. Step 4: Simplify right side
    59,555.12x = 1,796,598,305.87
  5. Step 5: Solve for x
    x = 1,796,598,305.87/59,555.12
  6. Step 6: Final answer
    x = 30,166.99

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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.