Home / 48,860.01-67,420.49-27,638.55

Finding the Fourth Proportional to 48,860.01, 67,420.49 and 27,638.55

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Solution

The fourth proportional to 48,860.01, 67,420.49 and 27,638.55 is: 38,137.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,860.01 : 67,420.49 = 27,638.55 : x
  2. Step 2: Convert to fraction form
    48,860.01/67,420.49 = 27,638.55/x
  3. Step 3: Cross multiply
    48,860.01x = 67,420.49 × 27,638.55
  4. Step 4: Simplify right side
    48,860.01x = 1,863,404,445.70
  5. Step 5: Solve for x
    x = 1,863,404,445.70/48,860.01
  6. Step 6: Final answer
    x = 38,137.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.