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Finding the Fourth Proportional to 50,998.01, 70,347.95 and 31,844.54

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Solution

The fourth proportional to 50,998.01, 70,347.95 and 31,844.54 is: 43,927.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,998.01 : 70,347.95 = 31,844.54 : x
  2. Step 2: Convert to fraction form
    50,998.01/70,347.95 = 31,844.54/x
  3. Step 3: Cross multiply
    50,998.01x = 70,347.95 × 31,844.54
  4. Step 4: Simplify right side
    50,998.01x = 2,240,197,596.73
  5. Step 5: Solve for x
    x = 2,240,197,596.73/50,998.01
  6. Step 6: Final answer
    x = 43,927.15

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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.