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Finding the Fourth Proportional to 114,836.34, 158,437.62 and 69,499.86

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Solution

The fourth proportional to 114,836.34, 158,437.62 and 69,499.86 is: 95,887.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,836.34 : 158,437.62 = 69,499.86 : x
  2. Step 2: Convert to fraction form
    114,836.34/158,437.62 = 69,499.86/x
  3. Step 3: Cross multiply
    114,836.34x = 158,437.62 × 69,499.86
  4. Step 4: Simplify right side
    114,836.34x = 11,011,392,408.73
  5. Step 5: Solve for x
    x = 11,011,392,408.73/114,836.34
  6. Step 6: Final answer
    x = 95,887.70

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