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Finding the Fourth Proportional to 191,796.64, 264,679.98 and 104,581.10

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Solution

The fourth proportional to 191,796.64, 264,679.98 and 104,581.10 is: 144,322.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,796.64 : 264,679.98 = 104,581.10 : x
  2. Step 2: Convert to fraction form
    191,796.64/264,679.98 = 104,581.10/x
  3. Step 3: Cross multiply
    191,796.64x = 264,679.98 × 104,581.10
  4. Step 4: Simplify right side
    191,796.64x = 27,680,523,456.38
  5. Step 5: Solve for x
    x = 27,680,523,456.38/191,796.64
  6. Step 6: Final answer
    x = 144,322.25

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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.