Home / 168,883.13-253,324.94-42,523.40

Finding the Fourth Proportional to 168,883.13, 253,324.94 and 42,523.40

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Solution

The fourth proportional to 168,883.13, 253,324.94 and 42,523.40 is: 63,785.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,883.13 : 253,324.94 = 42,523.40 : x
  2. Step 2: Convert to fraction form
    168,883.13/253,324.94 = 42,523.40/x
  3. Step 3: Cross multiply
    168,883.13x = 253,324.94 × 42,523.40
  4. Step 4: Simplify right side
    168,883.13x = 10,772,236,274.35
  5. Step 5: Solve for x
    x = 10,772,236,274.35/168,883.13
  6. Step 6: Final answer
    x = 63,785.15

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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.