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Finding the Fourth Proportional to 114,289.96, 157,712.24 and 63,299.02

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Solution

The fourth proportional to 114,289.96, 157,712.24 and 63,299.02 is: 87,348.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,289.96 : 157,712.24 = 63,299.02 : x
  2. Step 2: Convert to fraction form
    114,289.96/157,712.24 = 63,299.02/x
  3. Step 3: Cross multiply
    114,289.96x = 157,712.24 × 63,299.02
  4. Step 4: Simplify right side
    114,289.96x = 9,983,030,234.00
  5. Step 5: Solve for x
    x = 9,983,030,234.00/114,289.96
  6. Step 6: Final answer
    x = 87,348.27

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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.