Home / 132,026.60-197,894.10-72,904.70

Finding the Fourth Proportional to 132,026.60, 197,894.10 and 72,904.70

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Solution

The fourth proportional to 132,026.60, 197,894.10 and 72,904.70 is: 109,276.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,026.60 : 197,894.10 = 72,904.70 : x
  2. Step 2: Convert to fraction form
    132,026.60/197,894.10 = 72,904.70/x
  3. Step 3: Cross multiply
    132,026.60x = 197,894.10 × 72,904.70
  4. Step 4: Simplify right side
    132,026.60x = 14,427,409,992.27
  5. Step 5: Solve for x
    x = 14,427,409,992.27/132,026.60
  6. Step 6: Final answer
    x = 109,276.54

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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.