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Finding the Fourth Proportional to 136,501.94, 204,753.22 and 61,534.94

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Solution

The fourth proportional to 136,501.94, 204,753.22 and 61,534.94 is: 92,302.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,501.94 : 204,753.22 = 61,534.94 : x
  2. Step 2: Convert to fraction form
    136,501.94/204,753.22 = 61,534.94/x
  3. Step 3: Cross multiply
    136,501.94x = 204,753.22 × 61,534.94
  4. Step 4: Simplify right side
    136,501.94x = 12,599,475,929.90
  5. Step 5: Solve for x
    x = 12,599,475,929.90/136,501.94
  6. Step 6: Final answer
    x = 92,302.54

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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.