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Finding the Fourth Proportional to 93,127.81, 139,712.54 and 33,963.48

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Solution

The fourth proportional to 93,127.81, 139,712.54 and 33,963.48 is: 50,952.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,127.81 : 139,712.54 = 33,963.48 : x
  2. Step 2: Convert to fraction form
    93,127.81/139,712.54 = 33,963.48/x
  3. Step 3: Cross multiply
    93,127.81x = 139,712.54 × 33,963.48
  4. Step 4: Simplify right side
    93,127.81x = 4,745,124,058.04
  5. Step 5: Solve for x
    x = 4,745,124,058.04/93,127.81
  6. Step 6: Final answer
    x = 50,952.81

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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.