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Finding the Fourth Proportional to 167,005.69, 230,461.67 and 90,523.14

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Solution

The fourth proportional to 167,005.69, 230,461.67 and 90,523.14 is: 124,918.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,005.69 : 230,461.67 = 90,523.14 : x
  2. Step 2: Convert to fraction form
    167,005.69/230,461.67 = 90,523.14/x
  3. Step 3: Cross multiply
    167,005.69x = 230,461.67 × 90,523.14
  4. Step 4: Simplify right side
    167,005.69x = 20,862,114,676.47
  5. Step 5: Solve for x
    x = 20,862,114,676.47/167,005.69
  6. Step 6: Final answer
    x = 124,918.59

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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.