Home / 135,175.45-202,777.05-51,006.45

Finding the Fourth Proportional to 135,175.45, 202,777.05 and 51,006.45

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Solution

The fourth proportional to 135,175.45, 202,777.05 and 51,006.45 is: 76,514.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,175.45 : 202,777.05 = 51,006.45 : x
  2. Step 2: Convert to fraction form
    135,175.45/202,777.05 = 51,006.45/x
  3. Step 3: Cross multiply
    135,175.45x = 202,777.05 × 51,006.45
  4. Step 4: Simplify right side
    135,175.45x = 10,342,937,461.97
  5. Step 5: Solve for x
    x = 10,342,937,461.97/135,175.45
  6. Step 6: Final answer
    x = 76,514.91

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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.