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Finding the Fourth Proportional to 136,002.40, 204,032.40 and 41,224.80

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Solution

The fourth proportional to 136,002.40, 204,032.40 and 41,224.80 is: 61,845.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,002.40 : 204,032.40 = 41,224.80 : x
  2. Step 2: Convert to fraction form
    136,002.40/204,032.40 = 41,224.80/x
  3. Step 3: Cross multiply
    136,002.40x = 204,032.40 × 41,224.80
  4. Step 4: Simplify right side
    136,002.40x = 8,411,194,883.52
  5. Step 5: Solve for x
    x = 8,411,194,883.52/136,002.40
  6. Step 6: Final answer
    x = 61,845.93

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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.