Home / 132,052.60-197,819.70-79,305.40

Finding the Fourth Proportional to 132,052.60, 197,819.70 and 79,305.40

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Solution

The fourth proportional to 132,052.60, 197,819.70 and 79,305.40 is: 118,802.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,052.60 : 197,819.70 = 79,305.40 : x
  2. Step 2: Convert to fraction form
    132,052.60/197,819.70 = 79,305.40/x
  3. Step 3: Cross multiply
    132,052.60x = 197,819.70 × 79,305.40
  4. Step 4: Simplify right side
    132,052.60x = 15,688,170,436.38
  5. Step 5: Solve for x
    x = 15,688,170,436.38/132,052.60
  6. Step 6: Final answer
    x = 118,802.44

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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.