Home / 113,992.45-157,304.68-63,002.54

Finding the Fourth Proportional to 113,992.45, 157,304.68 and 63,002.54

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Solution

The fourth proportional to 113,992.45, 157,304.68 and 63,002.54 is: 86,940.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,992.45 : 157,304.68 = 63,002.54 : x
  2. Step 2: Convert to fraction form
    113,992.45/157,304.68 = 63,002.54/x
  3. Step 3: Cross multiply
    113,992.45x = 157,304.68 × 63,002.54
  4. Step 4: Simplify right side
    113,992.45x = 9,910,594,393.89
  5. Step 5: Solve for x
    x = 9,910,594,393.89/113,992.45
  6. Step 6: Final answer
    x = 86,940.80

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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.