Home / 130,979.03-196,605.97-116,081.51

Finding the Fourth Proportional to 130,979.03, 196,605.97 and 116,081.51

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Solution

The fourth proportional to 130,979.03, 196,605.97 and 116,081.51 is: 174,244.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,979.03 : 196,605.97 = 116,081.51 : x
  2. Step 2: Convert to fraction form
    130,979.03/196,605.97 = 116,081.51/x
  3. Step 3: Cross multiply
    130,979.03x = 196,605.97 × 116,081.51
  4. Step 4: Simplify right side
    130,979.03x = 22,822,316,599.38
  5. Step 5: Solve for x
    x = 22,822,316,599.38/130,979.03
  6. Step 6: Final answer
    x = 174,244.06

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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.