Home / 59,899.20-89,848.80-18,340.80

Finding the Fourth Proportional to 59,899.20, 89,848.80 and 18,340.80

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Solution

The fourth proportional to 59,899.20, 89,848.80 and 18,340.80 is: 27,511.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,899.20 : 89,848.80 = 18,340.80 : x
  2. Step 2: Convert to fraction form
    59,899.20/89,848.80 = 18,340.80/x
  3. Step 3: Cross multiply
    59,899.20x = 89,848.80 × 18,340.80
  4. Step 4: Simplify right side
    59,899.20x = 1,647,898,871.04
  5. Step 5: Solve for x
    x = 1,647,898,871.04/59,899.20
  6. Step 6: Final answer
    x = 27,511.20

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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.