Home / 114,769.89-172,425.51-67,506.12

Finding the Fourth Proportional to 114,769.89, 172,425.51 and 67,506.12

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Solution

The fourth proportional to 114,769.89, 172,425.51 and 67,506.12 is: 101,418.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,769.89 : 172,425.51 = 67,506.12 : x
  2. Step 2: Convert to fraction form
    114,769.89/172,425.51 = 67,506.12/x
  3. Step 3: Cross multiply
    114,769.89x = 172,425.51 × 67,506.12
  4. Step 4: Simplify right side
    114,769.89x = 11,639,777,169.12
  5. Step 5: Solve for x
    x = 11,639,777,169.12/114,769.89
  6. Step 6: Final answer
    x = 101,418.39

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1.5x scale

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.