Home / 56,326.44-84,487.95-18,375.60

Finding the Fourth Proportional to 56,326.44, 84,487.95 and 18,375.60

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Solution

The fourth proportional to 56,326.44, 84,487.95 and 18,375.60 is: 27,562.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,326.44 : 84,487.95 = 18,375.60 : x
  2. Step 2: Convert to fraction form
    56,326.44/84,487.95 = 18,375.60/x
  3. Step 3: Cross multiply
    56,326.44x = 84,487.95 × 18,375.60
  4. Step 4: Simplify right side
    56,326.44x = 1,552,516,774.02
  5. Step 5: Solve for x
    x = 1,552,516,774.02/56,326.44
  6. Step 6: Final answer
    x = 27,562.84

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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.