Home / 191,787.87-264,670.79-106,895.82

Finding the Fourth Proportional to 191,787.87, 264,670.79 and 106,895.82

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Solution

The fourth proportional to 191,787.87, 264,670.79 and 106,895.82 is: 147,518.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,787.87 : 264,670.79 = 106,895.82 : x
  2. Step 2: Convert to fraction form
    191,787.87/264,670.79 = 106,895.82/x
  3. Step 3: Cross multiply
    191,787.87x = 264,670.79 × 106,895.82
  4. Step 4: Simplify right side
    191,787.87x = 28,292,200,592.62
  5. Step 5: Solve for x
    x = 28,292,200,592.62/191,787.87
  6. Step 6: Final answer
    x = 147,518.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.