Home / 167,930.65-231,499.47-127,574.36

Finding the Fourth Proportional to 167,930.65, 231,499.47 and 127,574.36

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Solution

The fourth proportional to 167,930.65, 231,499.47 and 127,574.36 is: 175,866.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,930.65 : 231,499.47 = 127,574.36 : x
  2. Step 2: Convert to fraction form
    167,930.65/231,499.47 = 127,574.36/x
  3. Step 3: Cross multiply
    167,930.65x = 231,499.47 × 127,574.36
  4. Step 4: Simplify right side
    167,930.65x = 29,533,396,197.01
  5. Step 5: Solve for x
    x = 29,533,396,197.01/167,930.65
  6. Step 6: Final answer
    x = 175,866.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.