Home / 130,962.48-196,443.72-37,468.20

Finding the Fourth Proportional to 130,962.48, 196,443.72 and 37,468.20

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Solution

The fourth proportional to 130,962.48, 196,443.72 and 37,468.20 is: 56,202.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,962.48 : 196,443.72 = 37,468.20 : x
  2. Step 2: Convert to fraction form
    130,962.48/196,443.72 = 37,468.20/x
  3. Step 3: Cross multiply
    130,962.48x = 196,443.72 × 37,468.20
  4. Step 4: Simplify right side
    130,962.48x = 7,360,392,589.70
  5. Step 5: Solve for x
    x = 7,360,392,589.70/130,962.48
  6. Step 6: Final answer
    x = 56,202.30

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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.