Home / 131,637.57-197,277.40-55,672.95

Finding the Fourth Proportional to 131,637.57, 197,277.40 and 55,672.95

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Solution

The fourth proportional to 131,637.57, 197,277.40 and 55,672.95 is: 83,433.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,637.57 : 197,277.40 = 55,672.95 : x
  2. Step 2: Convert to fraction form
    131,637.57/197,277.40 = 55,672.95/x
  3. Step 3: Cross multiply
    131,637.57x = 197,277.40 × 55,672.95
  4. Step 4: Simplify right side
    131,637.57x = 10,983,014,826.33
  5. Step 5: Solve for x
    x = 10,983,014,826.33/131,637.57
  6. Step 6: Final answer
    x = 83,433.74

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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.