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Finding the Fourth Proportional to 223,571.76, 334,935.19 and 132,114.35

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Solution

The fourth proportional to 223,571.76, 334,935.19 and 132,114.35 is: 197,921.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,571.76 : 334,935.19 = 132,114.35 : x
  2. Step 2: Convert to fraction form
    223,571.76/334,935.19 = 132,114.35/x
  3. Step 3: Cross multiply
    223,571.76x = 334,935.19 × 132,114.35
  4. Step 4: Simplify right side
    223,571.76x = 44,249,744,037.45
  5. Step 5: Solve for x
    x = 44,249,744,037.45/223,571.76
  6. Step 6: Final answer
    x = 197,921.89

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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.