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Finding the Fourth Proportional to 162,993.34, 244,440.24 and 112,715.56

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Solution

The fourth proportional to 162,993.34, 244,440.24 and 112,715.56 is: 169,038.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,993.34 : 244,440.24 = 112,715.56 : x
  2. Step 2: Convert to fraction form
    162,993.34/244,440.24 = 112,715.56/x
  3. Step 3: Cross multiply
    162,993.34x = 244,440.24 × 112,715.56
  4. Step 4: Simplify right side
    162,993.34x = 27,552,218,538.13
  5. Step 5: Solve for x
    x = 27,552,218,538.13/162,993.34
  6. Step 6: Final answer
    x = 169,038.92

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.