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Finding the Fourth Proportional to 113,795.37, 157,037.51 and 63,494.37

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Solution

The fourth proportional to 113,795.37, 157,037.51 and 63,494.37 is: 87,622.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,795.37 : 157,037.51 = 63,494.37 : x
  2. Step 2: Convert to fraction form
    113,795.37/157,037.51 = 63,494.37/x
  3. Step 3: Cross multiply
    113,795.37x = 157,037.51 × 63,494.37
  4. Step 4: Simplify right side
    113,795.37x = 9,970,997,446.35
  5. Step 5: Solve for x
    x = 9,970,997,446.35/113,795.37
  6. Step 6: Final answer
    x = 87,622.17

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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.