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Finding the Fourth Proportional to 362,069.08, 543,103.58 and 112,770.52

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Solution

The fourth proportional to 362,069.08, 543,103.58 and 112,770.52 is: 169,155.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,069.08 : 543,103.58 = 112,770.52 : x
  2. Step 2: Convert to fraction form
    362,069.08/543,103.58 = 112,770.52/x
  3. Step 3: Cross multiply
    362,069.08x = 543,103.58 × 112,770.52
  4. Step 4: Simplify right side
    362,069.08x = 61,246,073,130.46
  5. Step 5: Solve for x
    x = 61,246,073,130.46/362,069.08
  6. Step 6: Final answer
    x = 169,155.77

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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.