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Finding the Fourth Proportional to 201,717.53, 302,623.69 and 113,032.25

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Solution

The fourth proportional to 201,717.53, 302,623.69 and 113,032.25 is: 169,574.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,717.53 : 302,623.69 = 113,032.25 : x
  2. Step 2: Convert to fraction form
    201,717.53/302,623.69 = 113,032.25/x
  3. Step 3: Cross multiply
    201,717.53x = 302,623.69 × 113,032.25
  4. Step 4: Simplify right side
    201,717.53x = 34,206,237,057.98
  5. Step 5: Solve for x
    x = 34,206,237,057.98/201,717.53
  6. Step 6: Final answer
    x = 169,574.93

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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.