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Finding the Fourth Proportional to 235,530.88, 353,136.48 and 119,841.12

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Solution

The fourth proportional to 235,530.88, 353,136.48 and 119,841.12 is: 179,680.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,530.88 : 353,136.48 = 119,841.12 : x
  2. Step 2: Convert to fraction form
    235,530.88/353,136.48 = 119,841.12/x
  3. Step 3: Cross multiply
    235,530.88x = 353,136.48 × 119,841.12
  4. Step 4: Simplify right side
    235,530.88x = 42,320,271,276.06
  5. Step 5: Solve for x
    x = 42,320,271,276.06/235,530.88
  6. Step 6: Final answer
    x = 179,680.35

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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.