Home / 130,943.59-196,384.23-36,171.67

Finding the Fourth Proportional to 130,943.59, 196,384.23 and 36,171.67

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Solution

The fourth proportional to 130,943.59, 196,384.23 and 36,171.67 is: 54,248.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,943.59 : 196,384.23 = 36,171.67 : x
  2. Step 2: Convert to fraction form
    130,943.59/196,384.23 = 36,171.67/x
  3. Step 3: Cross multiply
    130,943.59x = 196,384.23 × 36,171.67
  4. Step 4: Simplify right side
    130,943.59x = 7,103,545,560.76
  5. Step 5: Solve for x
    x = 7,103,545,560.76/130,943.59
  6. Step 6: Final answer
    x = 54,248.90

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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.