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Finding the Fourth Proportional to 131,804.30, 197,706.45 and 96,553.10

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Solution

The fourth proportional to 131,804.30, 197,706.45 and 96,553.10 is: 144,829.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,804.30 : 197,706.45 = 96,553.10 : x
  2. Step 2: Convert to fraction form
    131,804.30/197,706.45 = 96,553.10/x
  3. Step 3: Cross multiply
    131,804.30x = 197,706.45 × 96,553.10
  4. Step 4: Simplify right side
    131,804.30x = 19,089,170,637.50
  5. Step 5: Solve for x
    x = 19,089,170,637.50/131,804.30
  6. Step 6: Final answer
    x = 144,829.65

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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.