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Finding the Fourth Proportional to 191,595.98, 264,410.56 and 106,713.04

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Solution

The fourth proportional to 191,595.98, 264,410.56 and 106,713.04 is: 147,268.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,595.98 : 264,410.56 = 106,713.04 : x
  2. Step 2: Convert to fraction form
    191,595.98/264,410.56 = 106,713.04/x
  3. Step 3: Cross multiply
    191,595.98x = 264,410.56 × 106,713.04
  4. Step 4: Simplify right side
    191,595.98x = 28,216,054,665.70
  5. Step 5: Solve for x
    x = 28,216,054,665.70/191,595.98
  6. Step 6: Final answer
    x = 147,268.51

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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.