Home / 114,739.43-158,343.93-69,425.73

Finding the Fourth Proportional to 114,739.43, 158,343.93 and 69,425.73

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Solution

The fourth proportional to 114,739.43, 158,343.93 and 69,425.73 is: 95,809.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,739.43 : 158,343.93 = 69,425.73 : x
  2. Step 2: Convert to fraction form
    114,739.43/158,343.93 = 69,425.73/x
  3. Step 3: Cross multiply
    114,739.43x = 158,343.93 × 69,425.73
  4. Step 4: Simplify right side
    114,739.43x = 10,993,142,931.32
  5. Step 5: Solve for x
    x = 10,993,142,931.32/114,739.43
  6. Step 6: Final answer
    x = 95,809.64

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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.