Home / 130,874.83-196,287.40-36,081.59

Finding the Fourth Proportional to 130,874.83, 196,287.40 and 36,081.59

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Solution

The fourth proportional to 130,874.83, 196,287.40 and 36,081.59 is: 54,115.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,874.83 : 196,287.40 = 36,081.59 : x
  2. Step 2: Convert to fraction form
    130,874.83/196,287.40 = 36,081.59/x
  3. Step 3: Cross multiply
    130,874.83x = 196,287.40 × 36,081.59
  4. Step 4: Simplify right side
    130,874.83x = 7,082,360,552.63
  5. Step 5: Solve for x
    x = 7,082,360,552.63/130,874.83
  6. Step 6: Final answer
    x = 54,115.53

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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.