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Finding the Fourth Proportional to 93,499.84, 129,024.66 and 57,692.44

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Solution

The fourth proportional to 93,499.84, 129,024.66 and 57,692.44 is: 79,612.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,499.84 : 129,024.66 = 57,692.44 : x
  2. Step 2: Convert to fraction form
    93,499.84/129,024.66 = 57,692.44/x
  3. Step 3: Cross multiply
    93,499.84x = 129,024.66 × 57,692.44
  4. Step 4: Simplify right side
    93,499.84x = 7,443,747,455.57
  5. Step 5: Solve for x
    x = 7,443,747,455.57/93,499.84
  6. Step 6: Final answer
    x = 79,612.41

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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.