Home / 131,508.94-197,264.85-38,015.50

Finding the Fourth Proportional to 131,508.94, 197,264.85 and 38,015.50

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Solution

The fourth proportional to 131,508.94, 197,264.85 and 38,015.50 is: 57,023.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,508.94 : 197,264.85 = 38,015.50 : x
  2. Step 2: Convert to fraction form
    131,508.94/197,264.85 = 38,015.50/x
  3. Step 3: Cross multiply
    131,508.94x = 197,264.85 × 38,015.50
  4. Step 4: Simplify right side
    131,508.94x = 7,499,121,905.18
  5. Step 5: Solve for x
    x = 7,499,121,905.18/131,508.94
  6. Step 6: Final answer
    x = 57,023.67

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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.