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Finding the Fourth Proportional to 114,599.90, 171,901.04 and 34,638.53

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Solution

The fourth proportional to 114,599.90, 171,901.04 and 34,638.53 is: 51,958.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,599.90 : 171,901.04 = 34,638.53 : x
  2. Step 2: Convert to fraction form
    114,599.90/171,901.04 = 34,638.53/x
  3. Step 3: Cross multiply
    114,599.90x = 171,901.04 × 34,638.53
  4. Step 4: Simplify right side
    114,599.90x = 5,954,398,298.37
  5. Step 5: Solve for x
    x = 5,954,398,298.37/114,599.90
  6. Step 6: Final answer
    x = 51,958.14

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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.