Home / 62,551.08-93,840.66-20,997

Finding the Fourth Proportional to 62,551.08, 93,840.66 and 20,997

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Solution

The fourth proportional to 62,551.08, 93,840.66 and 20,997 is: 31,500.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,551.08 : 93,840.66 = 20,997 : x
  2. Step 2: Convert to fraction form
    62,551.08/93,840.66 = 20,997/x
  3. Step 3: Cross multiply
    62,551.08x = 93,840.66 × 20,997
  4. Step 4: Simplify right side
    62,551.08x = 1,970,372,338.02
  5. Step 5: Solve for x
    x = 1,970,372,338.02/62,551.08
  6. Step 6: Final answer
    x = 31,500.21

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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.