Home / 62,619.72-93,938.43-20,503.23

Finding the Fourth Proportional to 62,619.72, 93,938.43 and 20,503.23

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Solution

The fourth proportional to 62,619.72, 93,938.43 and 20,503.23 is: 30,757.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,619.72 : 93,938.43 = 20,503.23 : x
  2. Step 2: Convert to fraction form
    62,619.72/93,938.43 = 20,503.23/x
  3. Step 3: Cross multiply
    62,619.72x = 93,938.43 × 20,503.23
  4. Step 4: Simplify right side
    62,619.72x = 1,926,041,236.13
  5. Step 5: Solve for x
    x = 1,926,041,236.13/62,619.72
  6. Step 6: Final answer
    x = 30,757.74

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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.