Home / 167,394.50-231,094.37-129,070.06

Finding the Fourth Proportional to 167,394.50, 231,094.37 and 129,070.06

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Solution

The fourth proportional to 167,394.50, 231,094.37 and 129,070.06 is: 178,186.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,394.50 : 231,094.37 = 129,070.06 : x
  2. Step 2: Convert to fraction form
    167,394.50/231,094.37 = 129,070.06/x
  3. Step 3: Cross multiply
    167,394.50x = 231,094.37 × 129,070.06
  4. Step 4: Simplify right side
    167,394.50x = 29,827,363,220.48
  5. Step 5: Solve for x
    x = 29,827,363,220.48/167,394.50
  6. Step 6: Final answer
    x = 178,186.04

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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.