Home / 130,964.48-196,446.72-37,470.20

Finding the Fourth Proportional to 130,964.48, 196,446.72 and 37,470.20

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Solution

The fourth proportional to 130,964.48, 196,446.72 and 37,470.20 is: 56,205.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,964.48 : 196,446.72 = 37,470.20 : x
  2. Step 2: Convert to fraction form
    130,964.48/196,446.72 = 37,470.20/x
  3. Step 3: Cross multiply
    130,964.48x = 196,446.72 × 37,470.20
  4. Step 4: Simplify right side
    130,964.48x = 7,360,897,887.74
  5. Step 5: Solve for x
    x = 7,360,897,887.74/130,964.48
  6. Step 6: Final answer
    x = 56,205.30

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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.