Home / 48,885.25-73,261.56-20,770.06

Finding the Fourth Proportional to 48,885.25, 73,261.56 and 20,770.06

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Solution

The fourth proportional to 48,885.25, 73,261.56 and 20,770.06 is: 31,126.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,885.25 : 73,261.56 = 20,770.06 : x
  2. Step 2: Convert to fraction form
    48,885.25/73,261.56 = 20,770.06/x
  3. Step 3: Cross multiply
    48,885.25x = 73,261.56 × 20,770.06
  4. Step 4: Simplify right side
    48,885.25x = 1,521,646,996.89
  5. Step 5: Solve for x
    x = 1,521,646,996.89/48,885.25
  6. Step 6: Final answer
    x = 31,126.91

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1.5x scale

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.