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Finding the Fourth Proportional to 201,495.04, 302,231.63 and 61,242.73

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Solution

The fourth proportional to 201,495.04, 302,231.63 and 61,242.73 is: 91,860.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,495.04 : 302,231.63 = 61,242.73 : x
  2. Step 2: Convert to fraction form
    201,495.04/302,231.63 = 61,242.73/x
  3. Step 3: Cross multiply
    201,495.04x = 302,231.63 × 61,242.73
  4. Step 4: Simplify right side
    201,495.04x = 18,509,490,113.55
  5. Step 5: Solve for x
    x = 18,509,490,113.55/201,495.04
  6. Step 6: Final answer
    x = 91,860.77

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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.