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Finding the Fourth Proportional to 235,805.80, 353,854.52 and 95,565.64

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Solution

The fourth proportional to 235,805.80, 353,854.52 and 95,565.64 is: 143,407.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,805.80 : 353,854.52 = 95,565.64 : x
  2. Step 2: Convert to fraction form
    235,805.80/353,854.52 = 95,565.64/x
  3. Step 3: Cross multiply
    235,805.80x = 353,854.52 × 95,565.64
  4. Step 4: Simplify right side
    235,805.80x = 33,816,333,670.69
  5. Step 5: Solve for x
    x = 33,816,333,670.69/235,805.80
  6. Step 6: Final answer
    x = 143,407.56

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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.