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Finding the Fourth Proportional to 191,086.26, 286,670.17 and 64,722.08

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Solution

The fourth proportional to 191,086.26, 286,670.17 and 64,722.08 is: 97,096.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,086.26 : 286,670.17 = 64,722.08 : x
  2. Step 2: Convert to fraction form
    191,086.26/286,670.17 = 64,722.08/x
  3. Step 3: Cross multiply
    191,086.26x = 286,670.17 × 64,722.08
  4. Step 4: Simplify right side
    191,086.26x = 18,553,889,676.35
  5. Step 5: Solve for x
    x = 18,553,889,676.35/191,086.26
  6. Step 6: Final answer
    x = 97,096.93

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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.