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Finding the Fourth Proportional to 201,553.04, 302,373.29 and 61,308.02

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Solution

The fourth proportional to 201,553.04, 302,373.29 and 61,308.02 is: 91,975.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,553.04 : 302,373.29 = 61,308.02 : x
  2. Step 2: Convert to fraction form
    201,553.04/302,373.29 = 61,308.02/x
  3. Step 3: Cross multiply
    201,553.04x = 302,373.29 × 61,308.02
  4. Step 4: Simplify right side
    201,553.04x = 18,537,906,122.28
  5. Step 5: Solve for x
    x = 18,537,906,122.28/201,553.04
  6. Step 6: Final answer
    x = 91,975.33

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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.