Home / 116,631.27-174,721.37-97,686.36

Finding the Fourth Proportional to 116,631.27, 174,721.37 and 97,686.36

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Solution

The fourth proportional to 116,631.27, 174,721.37 and 97,686.36 is: 146,340.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,631.27 : 174,721.37 = 97,686.36 : x
  2. Step 2: Convert to fraction form
    116,631.27/174,721.37 = 97,686.36/x
  3. Step 3: Cross multiply
    116,631.27x = 174,721.37 × 97,686.36
  4. Step 4: Simplify right side
    116,631.27x = 17,067,894,161.08
  5. Step 5: Solve for x
    x = 17,067,894,161.08/116,631.27
  6. Step 6: Final answer
    x = 146,340.64

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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.