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Finding the Fourth Proportional to 235,642.60, 353,330.04 and 160,853.32

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Solution

The fourth proportional to 235,642.60, 353,330.04 and 160,853.32 is: 241,188.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,642.60 : 353,330.04 = 160,853.32 : x
  2. Step 2: Convert to fraction form
    235,642.60/353,330.04 = 160,853.32/x
  3. Step 3: Cross multiply
    235,642.60x = 353,330.04 × 160,853.32
  4. Step 4: Simplify right side
    235,642.60x = 56,834,309,989.73
  5. Step 5: Solve for x
    x = 56,834,309,989.73/235,642.60
  6. Step 6: Final answer
    x = 241,188.61

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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.