Home / 62,655.46-93,973.65-20,539.96

Finding the Fourth Proportional to 62,655.46, 93,973.65 and 20,539.96

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Solution

The fourth proportional to 62,655.46, 93,973.65 and 20,539.96 is: 30,806.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,655.46 : 93,973.65 = 20,539.96 : x
  2. Step 2: Convert to fraction form
    62,655.46/93,973.65 = 20,539.96/x
  3. Step 3: Cross multiply
    62,655.46x = 93,973.65 × 20,539.96
  4. Step 4: Simplify right side
    62,655.46x = 1,930,215,012.05
  5. Step 5: Solve for x
    x = 1,930,215,012.05/62,655.46
  6. Step 6: Final answer
    x = 30,806.81

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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.