Home / 131,346.45-197,034.28-56,474.17

Finding the Fourth Proportional to 131,346.45, 197,034.28 and 56,474.17

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Solution

The fourth proportional to 131,346.45, 197,034.28 and 56,474.17 is: 84,717.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,346.45 : 197,034.28 = 56,474.17 : x
  2. Step 2: Convert to fraction form
    131,346.45/197,034.28 = 56,474.17/x
  3. Step 3: Cross multiply
    131,346.45x = 197,034.28 × 56,474.17
  4. Step 4: Simplify right side
    131,346.45x = 11,127,346,790.78
  5. Step 5: Solve for x
    x = 11,127,346,790.78/131,346.45
  6. Step 6: Final answer
    x = 84,717.53

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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.