Home / 117,025.60-175,538.40-104,123.20

Finding the Fourth Proportional to 117,025.60, 175,538.40 and 104,123.20

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Solution

The fourth proportional to 117,025.60, 175,538.40 and 104,123.20 is: 156,184.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,025.60 : 175,538.40 = 104,123.20 : x
  2. Step 2: Convert to fraction form
    117,025.60/175,538.40 = 104,123.20/x
  3. Step 3: Cross multiply
    117,025.60x = 175,538.40 × 104,123.20
  4. Step 4: Simplify right side
    117,025.60x = 18,277,619,930.88
  5. Step 5: Solve for x
    x = 18,277,619,930.88/117,025.60
  6. Step 6: Final answer
    x = 156,184.80

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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.