Home / 168,833.51-253,250.12-67,677.26

Finding the Fourth Proportional to 168,833.51, 253,250.12 and 67,677.26

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Solution

The fourth proportional to 168,833.51, 253,250.12 and 67,677.26 is: 101,515.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,833.51 : 253,250.12 = 67,677.26 : x
  2. Step 2: Convert to fraction form
    168,833.51/253,250.12 = 67,677.26/x
  3. Step 3: Cross multiply
    168,833.51x = 253,250.12 × 67,677.26
  4. Step 4: Simplify right side
    168,833.51x = 17,139,274,216.27
  5. Step 5: Solve for x
    x = 17,139,274,216.27/168,833.51
  6. Step 6: Final answer
    x = 101,515.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.