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Finding the Fourth Proportional to 201,530.00, 302,233.01 and 66,569.82

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Solution

The fourth proportional to 201,530.00, 302,233.01 and 66,569.82 is: 99,834.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,530.00 : 302,233.01 = 66,569.82 : x
  2. Step 2: Convert to fraction form
    201,530.00/302,233.01 = 66,569.82/x
  3. Step 3: Cross multiply
    201,530.00x = 302,233.01 × 66,569.82
  4. Step 4: Simplify right side
    201,530.00x = 20,119,596,740.91
  5. Step 5: Solve for x
    x = 20,119,596,740.91/201,530.00
  6. Step 6: Final answer
    x = 99,834.25

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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.