Home / 52,352.34-72,272.98-40,388.82

Finding the Fourth Proportional to 52,352.34, 72,272.98 and 40,388.82

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Solution

The fourth proportional to 52,352.34, 72,272.98 and 40,388.82 is: 55,757.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,352.34 : 72,272.98 = 40,388.82 : x
  2. Step 2: Convert to fraction form
    52,352.34/72,272.98 = 40,388.82/x
  3. Step 3: Cross multiply
    52,352.34x = 72,272.98 × 40,388.82
  4. Step 4: Simplify right side
    52,352.34x = 2,919,019,917.75
  5. Step 5: Solve for x
    x = 2,919,019,917.75/52,352.34
  6. Step 6: Final answer
    x = 55,757.21

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Why These Related Problems?

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