Home / 168,160.07-252,239.20-72,083.14

Finding the Fourth Proportional to 168,160.07, 252,239.20 and 72,083.14

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Solution

The fourth proportional to 168,160.07, 252,239.20 and 72,083.14 is: 108,124.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,160.07 : 252,239.20 = 72,083.14 : x
  2. Step 2: Convert to fraction form
    168,160.07/252,239.20 = 72,083.14/x
  3. Step 3: Cross multiply
    168,160.07x = 252,239.20 × 72,083.14
  4. Step 4: Simplify right side
    168,160.07x = 18,182,192,756.28
  5. Step 5: Solve for x
    x = 18,182,192,756.28/168,160.07
  6. Step 6: Final answer
    x = 108,124.32

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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.