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Finding the Fourth Proportional to 191,935.32, 264,871.74 and 107,055.96

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Solution

The fourth proportional to 191,935.32, 264,871.74 and 107,055.96 is: 147,737.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,935.32 : 264,871.74 = 107,055.96 : x
  2. Step 2: Convert to fraction form
    191,935.32/264,871.74 = 107,055.96/x
  3. Step 3: Cross multiply
    191,935.32x = 264,871.74 × 107,055.96
  4. Step 4: Simplify right side
    191,935.32x = 28,356,098,402.57
  5. Step 5: Solve for x
    x = 28,356,098,402.57/191,935.32
  6. Step 6: Final answer
    x = 147,737.78

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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.