Home / 158,399.54-218,591.36-94,752.36

Finding the Fourth Proportional to 158,399.54, 218,591.36 and 94,752.36

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Solution

The fourth proportional to 158,399.54, 218,591.36 and 94,752.36 is: 130,758.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,399.54 : 218,591.36 = 94,752.36 : x
  2. Step 2: Convert to fraction form
    158,399.54/218,591.36 = 94,752.36/x
  3. Step 3: Cross multiply
    158,399.54x = 218,591.36 × 94,752.36
  4. Step 4: Simplify right side
    158,399.54x = 20,712,046,761.85
  5. Step 5: Solve for x
    x = 20,712,046,761.85/158,399.54
  6. Step 6: Final answer
    x = 130,758.25

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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.