Home / 168,424.28-252,417.03-68,467.71

Finding the Fourth Proportional to 168,424.28, 252,417.03 and 68,467.71

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Solution

The fourth proportional to 168,424.28, 252,417.03 and 68,467.71 is: 102,612.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,424.28 : 252,417.03 = 68,467.71 : x
  2. Step 2: Convert to fraction form
    168,424.28/252,417.03 = 68,467.71/x
  3. Step 3: Cross multiply
    168,424.28x = 252,417.03 × 68,467.71
  4. Step 4: Simplify right side
    168,424.28x = 17,282,416,009.10
  5. Step 5: Solve for x
    x = 17,282,416,009.10/168,424.28
  6. Step 6: Final answer
    x = 102,612.38

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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.