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Finding the Fourth Proportional to 119,506.60, 179,275.74 and 63,375.40

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Solution

The fourth proportional to 119,506.60, 179,275.74 and 63,375.40 is: 95,071.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,506.60 : 179,275.74 = 63,375.40 : x
  2. Step 2: Convert to fraction form
    119,506.60/179,275.74 = 63,375.40/x
  3. Step 3: Cross multiply
    119,506.60x = 179,275.74 × 63,375.40
  4. Step 4: Simplify right side
    119,506.60x = 11,361,671,732.80
  5. Step 5: Solve for x
    x = 11,361,671,732.80/119,506.60
  6. Step 6: Final answer
    x = 95,071.50

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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.