Home / 132,066.97-197,982.06-47,807.40

Finding the Fourth Proportional to 132,066.97, 197,982.06 and 47,807.40

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Solution

The fourth proportional to 132,066.97, 197,982.06 and 47,807.40 is: 71,668.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,066.97 : 197,982.06 = 47,807.40 : x
  2. Step 2: Convert to fraction form
    132,066.97/197,982.06 = 47,807.40/x
  3. Step 3: Cross multiply
    132,066.97x = 197,982.06 × 47,807.40
  4. Step 4: Simplify right side
    132,066.97x = 9,465,007,535.24
  5. Step 5: Solve for x
    x = 9,465,007,535.24/132,066.97
  6. Step 6: Final answer
    x = 71,668.24

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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.