Home / 114,933.71-158,571.60-69,597.20

Finding the Fourth Proportional to 114,933.71, 158,571.60 and 69,597.20

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Solution

The fourth proportional to 114,933.71, 158,571.60 and 69,597.20 is: 96,021.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,933.71 : 158,571.60 = 69,597.20 : x
  2. Step 2: Convert to fraction form
    114,933.71/158,571.60 = 69,597.20/x
  3. Step 3: Cross multiply
    114,933.71x = 158,571.60 × 69,597.20
  4. Step 4: Simplify right side
    114,933.71x = 11,036,139,359.52
  5. Step 5: Solve for x
    x = 11,036,139,359.52/114,933.71
  6. Step 6: Final answer
    x = 96,021.78

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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.