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Finding the Fourth Proportional to 167,978.26, 231,810.01 and 92,526.76

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Solution

The fourth proportional to 167,978.26, 231,810.01 and 92,526.76 is: 127,686.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,978.26 : 231,810.01 = 92,526.76 : x
  2. Step 2: Convert to fraction form
    167,978.26/231,810.01 = 92,526.76/x
  3. Step 3: Cross multiply
    167,978.26x = 231,810.01 × 92,526.76
  4. Step 4: Simplify right side
    167,978.26x = 21,448,629,160.87
  5. Step 5: Solve for x
    x = 21,448,629,160.87/167,978.26
  6. Step 6: Final answer
    x = 127,686.93

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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.