Home / 52,045.21-71,822.37-28,172.08

Finding the Fourth Proportional to 52,045.21, 71,822.37 and 28,172.08

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Solution

The fourth proportional to 52,045.21, 71,822.37 and 28,172.08 is: 38,877.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,045.21 : 71,822.37 = 28,172.08 : x
  2. Step 2: Convert to fraction form
    52,045.21/71,822.37 = 28,172.08/x
  3. Step 3: Cross multiply
    52,045.21x = 71,822.37 × 28,172.08
  4. Step 4: Simplify right side
    52,045.21x = 2,023,385,553.43
  5. Step 5: Solve for x
    x = 2,023,385,553.43/52,045.21
  6. Step 6: Final answer
    x = 38,877.46

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