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Finding the Fourth Proportional to 201,388.34, 302,039.96 and 59,194.94

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Solution

The fourth proportional to 201,388.34, 302,039.96 and 59,194.94 is: 88,779.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,388.34 : 302,039.96 = 59,194.94 : x
  2. Step 2: Convert to fraction form
    201,388.34/302,039.96 = 59,194.94/x
  3. Step 3: Cross multiply
    201,388.34x = 302,039.96 × 59,194.94
  4. Step 4: Simplify right side
    201,388.34x = 17,879,235,503.63
  5. Step 5: Solve for x
    x = 17,879,235,503.63/201,388.34
  6. Step 6: Final answer
    x = 88,779.89

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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.