Home / 59,873.27-89,819.13-20,421.17

Finding the Fourth Proportional to 59,873.27, 89,819.13 and 20,421.17

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Solution

The fourth proportional to 59,873.27, 89,819.13 and 20,421.17 is: 30,634.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,873.27 : 89,819.13 = 20,421.17 : x
  2. Step 2: Convert to fraction form
    59,873.27/89,819.13 = 20,421.17/x
  3. Step 3: Cross multiply
    59,873.27x = 89,819.13 × 20,421.17
  4. Step 4: Simplify right side
    59,873.27x = 1,834,211,273.89
  5. Step 5: Solve for x
    x = 1,834,211,273.89/59,873.27
  6. Step 6: Final answer
    x = 30,634.89

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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.