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Finding the Fourth Proportional to 92,694.84, 139,053.06 and 33,558.36

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Solution

The fourth proportional to 92,694.84, 139,053.06 and 33,558.36 is: 50,341.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,694.84 : 139,053.06 = 33,558.36 : x
  2. Step 2: Convert to fraction form
    92,694.84/139,053.06 = 33,558.36/x
  3. Step 3: Cross multiply
    92,694.84x = 139,053.06 × 33,558.36
  4. Step 4: Simplify right side
    92,694.84x = 4,666,392,646.58
  5. Step 5: Solve for x
    x = 4,666,392,646.58/92,694.84
  6. Step 6: Final answer
    x = 50,341.45

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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.