Home / 130,007.52-194,967.36-36,491.04

Finding the Fourth Proportional to 130,007.52, 194,967.36 and 36,491.04

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Solution

The fourth proportional to 130,007.52, 194,967.36 and 36,491.04 is: 54,724.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,007.52 : 194,967.36 = 36,491.04 : x
  2. Step 2: Convert to fraction form
    130,007.52/194,967.36 = 36,491.04/x
  3. Step 3: Cross multiply
    130,007.52x = 194,967.36 × 36,491.04
  4. Step 4: Simplify right side
    130,007.52x = 7,114,561,732.45
  5. Step 5: Solve for x
    x = 7,114,561,732.45/130,007.52
  6. Step 6: Final answer
    x = 54,724.23

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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.