Home / 62,450.20-93,654.12-20,319.87

Finding the Fourth Proportional to 62,450.20, 93,654.12 and 20,319.87

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Solution

The fourth proportional to 62,450.20, 93,654.12 and 20,319.87 is: 30,472.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,450.20 : 93,654.12 = 20,319.87 : x
  2. Step 2: Convert to fraction form
    62,450.20/93,654.12 = 20,319.87/x
  3. Step 3: Cross multiply
    62,450.20x = 93,654.12 × 20,319.87
  4. Step 4: Simplify right side
    62,450.20x = 1,903,039,543.36
  5. Step 5: Solve for x
    x = 1,903,039,543.36/62,450.20
  6. Step 6: Final answer
    x = 30,472.91

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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.