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Finding the Fourth Proportional to 197,246.16, 295,840.08 and 72,558

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Solution

The fourth proportional to 197,246.16, 295,840.08 and 72,558 is: 108,826.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,246.16 : 295,840.08 = 72,558 : x
  2. Step 2: Convert to fraction form
    197,246.16/295,840.08 = 72,558/x
  3. Step 3: Cross multiply
    197,246.16x = 295,840.08 × 72,558
  4. Step 4: Simplify right side
    197,246.16x = 21,465,564,524.64
  5. Step 5: Solve for x
    x = 21,465,564,524.64/197,246.16
  6. Step 6: Final answer
    x = 108,826.27

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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.