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Finding the Fourth Proportional to 183,123.40, 274,466.40 and 94,331.20

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Solution

The fourth proportional to 183,123.40, 274,466.40 and 94,331.20 is: 141,384.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,123.40 : 274,466.40 = 94,331.20 : x
  2. Step 2: Convert to fraction form
    183,123.40/274,466.40 = 94,331.20/x
  3. Step 3: Cross multiply
    183,123.40x = 274,466.40 × 94,331.20
  4. Step 4: Simplify right side
    183,123.40x = 25,890,744,871.68
  5. Step 5: Solve for x
    x = 25,890,744,871.68/183,123.40
  6. Step 6: Final answer
    x = 141,384.14

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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.