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Finding the Fourth Proportional to 56,053.38, 77,309.92 and 35,912.14

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Solution

The fourth proportional to 56,053.38, 77,309.92 and 35,912.14 is: 49,530.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,053.38 : 77,309.92 = 35,912.14 : x
  2. Step 2: Convert to fraction form
    56,053.38/77,309.92 = 35,912.14/x
  3. Step 3: Cross multiply
    56,053.38x = 77,309.92 × 35,912.14
  4. Step 4: Simplify right side
    56,053.38x = 2,776,364,855.91
  5. Step 5: Solve for x
    x = 2,776,364,855.91/56,053.38
  6. Step 6: Final answer
    x = 49,530.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.