Home / 114,581.70-158,120.36-63,591.46

Finding the Fourth Proportional to 114,581.70, 158,120.36 and 63,591.46

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Solution

The fourth proportional to 114,581.70, 158,120.36 and 63,591.46 is: 87,754.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,581.70 : 158,120.36 = 63,591.46 : x
  2. Step 2: Convert to fraction form
    114,581.70/158,120.36 = 63,591.46/x
  3. Step 3: Cross multiply
    114,581.70x = 158,120.36 × 63,591.46
  4. Step 4: Simplify right side
    114,581.70x = 10,055,104,548.13
  5. Step 5: Solve for x
    x = 10,055,104,548.13/114,581.70
  6. Step 6: Final answer
    x = 87,754.89

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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.