Home / 130,791.84-196,158.54-60,662.04

Finding the Fourth Proportional to 130,791.84, 196,158.54 and 60,662.04

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Solution

The fourth proportional to 130,791.84, 196,158.54 and 60,662.04 is: 90,979.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,791.84 : 196,158.54 = 60,662.04 : x
  2. Step 2: Convert to fraction form
    130,791.84/196,158.54 = 60,662.04/x
  3. Step 3: Cross multiply
    130,791.84x = 196,158.54 × 60,662.04
  4. Step 4: Simplify right side
    130,791.84x = 11,899,377,199.82
  5. Step 5: Solve for x
    x = 11,899,377,199.82/130,791.84
  6. Step 6: Final answer
    x = 90,979.51

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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.