Home / 115,616.32-173,261.48-54,762.03

Finding the Fourth Proportional to 115,616.32, 173,261.48 and 54,762.03

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Solution

The fourth proportional to 115,616.32, 173,261.48 and 54,762.03 is: 82,065.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,616.32 : 173,261.48 = 54,762.03 : x
  2. Step 2: Convert to fraction form
    115,616.32/173,261.48 = 54,762.03/x
  3. Step 3: Cross multiply
    115,616.32x = 173,261.48 × 54,762.03
  4. Step 4: Simplify right side
    115,616.32x = 9,488,150,091.79
  5. Step 5: Solve for x
    x = 9,488,150,091.79/115,616.32
  6. Step 6: Final answer
    x = 82,065.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.