Home / 131,001.18-196,337.46-56,033.31

Finding the Fourth Proportional to 131,001.18, 196,337.46 and 56,033.31

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Solution

The fourth proportional to 131,001.18, 196,337.46 and 56,033.31 is: 83,979.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,001.18 : 196,337.46 = 56,033.31 : x
  2. Step 2: Convert to fraction form
    131,001.18/196,337.46 = 56,033.31/x
  3. Step 3: Cross multiply
    131,001.18x = 196,337.46 × 56,033.31
  4. Step 4: Simplify right side
    131,001.18x = 11,001,437,760.79
  5. Step 5: Solve for x
    x = 11,001,437,760.79/131,001.18
  6. Step 6: Final answer
    x = 83,979.68

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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.