Home / 48,739.05-73,111.14-13,681.44

Finding the Fourth Proportional to 48,739.05, 73,111.14 and 13,681.44

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Solution

The fourth proportional to 48,739.05, 73,111.14 and 13,681.44 is: 20,522.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,739.05 : 73,111.14 = 13,681.44 : x
  2. Step 2: Convert to fraction form
    48,739.05/73,111.14 = 13,681.44/x
  3. Step 3: Cross multiply
    48,739.05x = 73,111.14 × 13,681.44
  4. Step 4: Simplify right side
    48,739.05x = 1,000,265,675.24
  5. Step 5: Solve for x
    x = 1,000,265,675.24/48,739.05
  6. Step 6: Final answer
    x = 20,522.88

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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.