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Finding the Fourth Proportional to 191,383.56, 286,992.45 and 58,232.93

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Solution

The fourth proportional to 191,383.56, 286,992.45 and 58,232.93 is: 87,324.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,383.56 : 286,992.45 = 58,232.93 : x
  2. Step 2: Convert to fraction form
    191,383.56/286,992.45 = 58,232.93/x
  3. Step 3: Cross multiply
    191,383.56x = 286,992.45 × 58,232.93
  4. Step 4: Simplify right side
    191,383.56x = 16,712,409,816.42
  5. Step 5: Solve for x
    x = 16,712,409,816.42/191,383.56
  6. Step 6: Final answer
    x = 87,324.17

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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.