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Finding the Fourth Proportional to 194,596.62, 291,930.21 and 88,030.77

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Solution

The fourth proportional to 194,596.62, 291,930.21 and 88,030.77 is: 132,062.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,596.62 : 291,930.21 = 88,030.77 : x
  2. Step 2: Convert to fraction form
    194,596.62/291,930.21 = 88,030.77/x
  3. Step 3: Cross multiply
    194,596.62x = 291,930.21 × 88,030.77
  4. Step 4: Simplify right side
    194,596.62x = 25,698,841,172.56
  5. Step 5: Solve for x
    x = 25,698,841,172.56/194,596.62
  6. Step 6: Final answer
    x = 132,062.11

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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.