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Finding the Fourth Proportional to 68,095.68, 93,973.95 and 37,881.96

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Solution

The fourth proportional to 68,095.68, 93,973.95 and 37,881.96 is: 52,278.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,095.68 : 93,973.95 = 37,881.96 : x
  2. Step 2: Convert to fraction form
    68,095.68/93,973.95 = 37,881.96/x
  3. Step 3: Cross multiply
    68,095.68x = 93,973.95 × 37,881.96
  4. Step 4: Simplify right side
    68,095.68x = 3,559,917,414.94
  5. Step 5: Solve for x
    x = 3,559,917,414.94/68,095.68
  6. Step 6: Final answer
    x = 52,278.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.