Home / 167,113.11-230,616.20-90,632.18

Finding the Fourth Proportional to 167,113.11, 230,616.20 and 90,632.18

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Solution

The fourth proportional to 167,113.11, 230,616.20 and 90,632.18 is: 125,072.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,113.11 : 230,616.20 = 90,632.18 : x
  2. Step 2: Convert to fraction form
    167,113.11/230,616.20 = 90,632.18/x
  3. Step 3: Cross multiply
    167,113.11x = 230,616.20 × 90,632.18
  4. Step 4: Simplify right side
    167,113.11x = 20,901,249,242.63
  5. Step 5: Solve for x
    x = 20,901,249,242.63/167,113.11
  6. Step 6: Final answer
    x = 125,072.47

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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.