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Finding the Fourth Proportional to 194,062.01, 290,994.58 and 88,790.77

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Solution

The fourth proportional to 194,062.01, 290,994.58 and 88,790.77 is: 133,141.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,062.01 : 290,994.58 = 88,790.77 : x
  2. Step 2: Convert to fraction form
    194,062.01/290,994.58 = 88,790.77/x
  3. Step 3: Cross multiply
    194,062.01x = 290,994.58 × 88,790.77
  4. Step 4: Simplify right side
    194,062.01x = 25,837,631,162.47
  5. Step 5: Solve for x
    x = 25,837,631,162.47/194,062.01
  6. Step 6: Final answer
    x = 133,141.11

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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.