Home / 131,325.54-196,971.72-36,562.86

Finding the Fourth Proportional to 131,325.54, 196,971.72 and 36,562.86

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Solution

The fourth proportional to 131,325.54, 196,971.72 and 36,562.86 is: 54,839.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,325.54 : 196,971.72 = 36,562.86 : x
  2. Step 2: Convert to fraction form
    131,325.54/196,971.72 = 36,562.86/x
  3. Step 3: Cross multiply
    131,325.54x = 196,971.72 × 36,562.86
  4. Step 4: Simplify right side
    131,325.54x = 7,201,849,422.32
  5. Step 5: Solve for x
    x = 7,201,849,422.32/131,325.54
  6. Step 6: Final answer
    x = 54,839.67

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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.