Home / 48,173.55-72,271.30-25,986.43

Finding the Fourth Proportional to 48,173.55, 72,271.30 and 25,986.43

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Solution

The fourth proportional to 48,173.55, 72,271.30 and 25,986.43 is: 38,985.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,173.55 : 72,271.30 = 25,986.43 : x
  2. Step 2: Convert to fraction form
    48,173.55/72,271.30 = 25,986.43/x
  3. Step 3: Cross multiply
    48,173.55x = 72,271.30 × 25,986.43
  4. Step 4: Simplify right side
    48,173.55x = 1,878,073,078.46
  5. Step 5: Solve for x
    x = 1,878,073,078.46/48,173.55
  6. Step 6: Final answer
    x = 38,985.57

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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.