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Finding the Fourth Proportional to 93,875.91, 140,814.12 and 27,317.64

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Solution

The fourth proportional to 93,875.91, 140,814.12 and 27,317.64 is: 40,976.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,875.91 : 140,814.12 = 27,317.64 : x
  2. Step 2: Convert to fraction form
    93,875.91/140,814.12 = 27,317.64/x
  3. Step 3: Cross multiply
    93,875.91x = 140,814.12 × 27,317.64
  4. Step 4: Simplify right side
    93,875.91x = 3,846,709,437.08
  5. Step 5: Solve for x
    x = 3,846,709,437.08/93,875.91
  6. Step 6: Final answer
    x = 40,976.53

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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.