Home / 167,304.24-230,880-90,823.28

Finding the Fourth Proportional to 167,304.24, 230,880 and 90,823.28

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Solution

The fourth proportional to 167,304.24, 230,880 and 90,823.28 is: 125,336.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,304.24 : 230,880 = 90,823.28 : x
  2. Step 2: Convert to fraction form
    167,304.24/230,880 = 90,823.28/x
  3. Step 3: Cross multiply
    167,304.24x = 230,880 × 90,823.28
  4. Step 4: Simplify right side
    167,304.24x = 20,969,278,886.40
  5. Step 5: Solve for x
    x = 20,969,278,886.40/167,304.24
  6. Step 6: Final answer
    x = 125,336.21

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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.