Home / 69,239.86-95,563.45-66,084.51

Finding the Fourth Proportional to 69,239.86, 95,563.45 and 66,084.51

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Solution

The fourth proportional to 69,239.86, 95,563.45 and 66,084.51 is: 91,208.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,239.86 : 95,563.45 = 66,084.51 : x
  2. Step 2: Convert to fraction form
    69,239.86/95,563.45 = 66,084.51/x
  3. Step 3: Cross multiply
    69,239.86x = 95,563.45 × 66,084.51
  4. Step 4: Simplify right side
    69,239.86x = 6,315,263,767.16
  5. Step 5: Solve for x
    x = 6,315,263,767.16/69,239.86
  6. Step 6: Final answer
    x = 91,208.50

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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.