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Finding the Fourth Proportional to 57,927.59, 86,892.91 and 18,484.67

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Solution

The fourth proportional to 57,927.59, 86,892.91 and 18,484.67 is: 27,727.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,927.59 : 86,892.91 = 18,484.67 : x
  2. Step 2: Convert to fraction form
    57,927.59/86,892.91 = 18,484.67/x
  3. Step 3: Cross multiply
    57,927.59x = 86,892.91 × 18,484.67
  4. Step 4: Simplify right side
    57,927.59x = 1,606,186,332.23
  5. Step 5: Solve for x
    x = 1,606,186,332.23/57,927.59
  6. Step 6: Final answer
    x = 27,727.48

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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.