Home / 48,855.23-73,172.12-38,259.21

Finding the Fourth Proportional to 48,855.23, 73,172.12 and 38,259.21

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Solution

The fourth proportional to 48,855.23, 73,172.12 and 38,259.21 is: 57,302.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,855.23 : 73,172.12 = 38,259.21 : x
  2. Step 2: Convert to fraction form
    48,855.23/73,172.12 = 38,259.21/x
  3. Step 3: Cross multiply
    48,855.23x = 73,172.12 × 38,259.21
  4. Step 4: Simplify right side
    48,855.23x = 2,799,507,505.23
  5. Step 5: Solve for x
    x = 2,799,507,505.23/48,855.23
  6. Step 6: Final answer
    x = 57,302.10

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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.