Home / 59,665.50-89,492.40-20,217.96

Finding the Fourth Proportional to 59,665.50, 89,492.40 and 20,217.96

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Solution

The fourth proportional to 59,665.50, 89,492.40 and 20,217.96 is: 30,324.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,665.50 : 89,492.40 = 20,217.96 : x
  2. Step 2: Convert to fraction form
    59,665.50/89,492.40 = 20,217.96/x
  3. Step 3: Cross multiply
    59,665.50x = 89,492.40 × 20,217.96
  4. Step 4: Simplify right side
    59,665.50x = 1,809,353,763.50
  5. Step 5: Solve for x
    x = 1,809,353,763.50/59,665.50
  6. Step 6: Final answer
    x = 30,324.96

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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.