Home / 114,740.28-158,343.62-63,757.72

Finding the Fourth Proportional to 114,740.28, 158,343.62 and 63,757.72

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Solution

The fourth proportional to 114,740.28, 158,343.62 and 63,757.72 is: 87,986.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,740.28 : 158,343.62 = 63,757.72 : x
  2. Step 2: Convert to fraction form
    114,740.28/158,343.62 = 63,757.72/x
  3. Step 3: Cross multiply
    114,740.28x = 158,343.62 × 63,757.72
  4. Step 4: Simplify right side
    114,740.28x = 10,095,628,187.75
  5. Step 5: Solve for x
    x = 10,095,628,187.75/114,740.28
  6. Step 6: Final answer
    x = 87,986.78

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1.5x scale

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.