Home / 167,702.04-231,429.42-91,221.12

Finding the Fourth Proportional to 167,702.04, 231,429.42 and 91,221.12

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Solution

The fourth proportional to 167,702.04, 231,429.42 and 91,221.12 is: 125,885.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,702.04 : 231,429.42 = 91,221.12 : x
  2. Step 2: Convert to fraction form
    167,702.04/231,429.42 = 91,221.12/x
  3. Step 3: Cross multiply
    167,702.04x = 231,429.42 × 91,221.12
  4. Step 4: Simplify right side
    167,702.04x = 21,111,250,893.35
  5. Step 5: Solve for x
    x = 21,111,250,893.35/167,702.04
  6. Step 6: Final answer
    x = 125,885.47

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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.