Home / 118,553.56-177,073.21-107,291.64

Finding the Fourth Proportional to 118,553.56, 177,073.21 and 107,291.64

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Solution

The fourth proportional to 118,553.56, 177,073.21 and 107,291.64 is: 160,252.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,553.56 : 177,073.21 = 107,291.64 : x
  2. Step 2: Convert to fraction form
    118,553.56/177,073.21 = 107,291.64/x
  3. Step 3: Cross multiply
    118,553.56x = 177,073.21 × 107,291.64
  4. Step 4: Simplify right side
    118,553.56x = 18,998,475,100.96
  5. Step 5: Solve for x
    x = 18,998,475,100.96/118,553.56
  6. Step 6: Final answer
    x = 160,252.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.