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Finding the Fourth Proportional to 201,660.98, 302,499.81 and 59,506.25

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Solution

The fourth proportional to 201,660.98, 302,499.81 and 59,506.25 is: 89,261.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,660.98 : 302,499.81 = 59,506.25 : x
  2. Step 2: Convert to fraction form
    201,660.98/302,499.81 = 59,506.25/x
  3. Step 3: Cross multiply
    201,660.98x = 302,499.81 × 59,506.25
  4. Step 4: Simplify right side
    201,660.98x = 18,000,629,318.81
  5. Step 5: Solve for x
    x = 18,000,629,318.81/201,660.98
  6. Step 6: Final answer
    x = 89,261.84

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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.