Home / 113,176.60-169,766.34-57,811.48

Finding the Fourth Proportional to 113,176.60, 169,766.34 and 57,811.48

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Solution

The fourth proportional to 113,176.60, 169,766.34 and 57,811.48 is: 86,717.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,176.60 : 169,766.34 = 57,811.48 : x
  2. Step 2: Convert to fraction form
    113,176.60/169,766.34 = 57,811.48/x
  3. Step 3: Cross multiply
    113,176.60x = 169,766.34 × 57,811.48
  4. Step 4: Simplify right side
    113,176.60x = 9,814,443,369.58
  5. Step 5: Solve for x
    x = 9,814,443,369.58/113,176.60
  6. Step 6: Final answer
    x = 86,717.96

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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.