Home / 69,554.13-95,914.83-61,873.53

Finding the Fourth Proportional to 69,554.13, 95,914.83 and 61,873.53

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Solution

The fourth proportional to 69,554.13, 95,914.83 and 61,873.53 is: 85,323.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,554.13 : 95,914.83 = 61,873.53 : x
  2. Step 2: Convert to fraction form
    69,554.13/95,914.83 = 61,873.53/x
  3. Step 3: Cross multiply
    69,554.13x = 95,914.83 × 61,873.53
  4. Step 4: Simplify right side
    69,554.13x = 5,934,589,111.45
  5. Step 5: Solve for x
    x = 5,934,589,111.45/69,554.13
  6. Step 6: Final answer
    x = 85,323.32

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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.