Home / 167,045.78-230,521.64-91,592.66

Finding the Fourth Proportional to 167,045.78, 230,521.64 and 91,592.66

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Solution

The fourth proportional to 167,045.78, 230,521.64 and 91,592.66 is: 126,397.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,045.78 : 230,521.64 = 91,592.66 : x
  2. Step 2: Convert to fraction form
    167,045.78/230,521.64 = 91,592.66/x
  3. Step 3: Cross multiply
    167,045.78x = 230,521.64 × 91,592.66
  4. Step 4: Simplify right side
    167,045.78x = 21,114,090,195.16
  5. Step 5: Solve for x
    x = 21,114,090,195.16/167,045.78
  6. Step 6: Final answer
    x = 126,397.03

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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.