Home / 131,856.93-197,915.34-93,948.31

Finding the Fourth Proportional to 131,856.93, 197,915.34 and 93,948.31

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Solution

The fourth proportional to 131,856.93, 197,915.34 and 93,948.31 is: 141,015.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,856.93 : 197,915.34 = 93,948.31 : x
  2. Step 2: Convert to fraction form
    131,856.93/197,915.34 = 93,948.31/x
  3. Step 3: Cross multiply
    131,856.93x = 197,915.34 × 93,948.31
  4. Step 4: Simplify right side
    131,856.93x = 18,593,811,221.29
  5. Step 5: Solve for x
    x = 18,593,811,221.29/131,856.93
  6. Step 6: Final answer
    x = 141,015.05

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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.