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Finding the Fourth Proportional to 113,906.68, 157,190.59 and 62,922.91

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Solution

The fourth proportional to 113,906.68, 157,190.59 and 62,922.91 is: 86,833.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,906.68 : 157,190.59 = 62,922.91 : x
  2. Step 2: Convert to fraction form
    113,906.68/157,190.59 = 62,922.91/x
  3. Step 3: Cross multiply
    113,906.68x = 157,190.59 × 62,922.91
  4. Step 4: Simplify right side
    113,906.68x = 9,890,889,347.42
  5. Step 5: Solve for x
    x = 9,890,889,347.42/113,906.68
  6. Step 6: Final answer
    x = 86,833.27

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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.