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Finding the Fourth Proportional to 235,250.52, 352,881.54 and 69,043.80

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Solution

The fourth proportional to 235,250.52, 352,881.54 and 69,043.80 is: 103,567.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,250.52 : 352,881.54 = 69,043.80 : x
  2. Step 2: Convert to fraction form
    235,250.52/352,881.54 = 69,043.80/x
  3. Step 3: Cross multiply
    235,250.52x = 352,881.54 × 69,043.80
  4. Step 4: Simplify right side
    235,250.52x = 24,364,282,471.45
  5. Step 5: Solve for x
    x = 24,364,282,471.45/235,250.52
  6. Step 6: Final answer
    x = 103,567.39

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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.