Home / 59,789.45-89,689.34-15,415.83

Finding the Fourth Proportional to 59,789.45, 89,689.34 and 15,415.83

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Solution

The fourth proportional to 59,789.45, 89,689.34 and 15,415.83 is: 23,125.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,789.45 : 89,689.34 = 15,415.83 : x
  2. Step 2: Convert to fraction form
    59,789.45/89,689.34 = 15,415.83/x
  3. Step 3: Cross multiply
    59,789.45x = 89,689.34 × 15,415.83
  4. Step 4: Simplify right side
    59,789.45x = 1,382,635,618.25
  5. Step 5: Solve for x
    x = 1,382,635,618.25/59,789.45
  6. Step 6: Final answer
    x = 23,125.08

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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.