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Finding the Fourth Proportional to 97,351.83, 145,743.03 and 88,013.34

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Solution

The fourth proportional to 97,351.83, 145,743.03 and 88,013.34 is: 131,762.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,351.83 : 145,743.03 = 88,013.34 : x
  2. Step 2: Convert to fraction form
    97,351.83/145,743.03 = 88,013.34/x
  3. Step 3: Cross multiply
    97,351.83x = 145,743.03 × 88,013.34
  4. Step 4: Simplify right side
    97,351.83x = 12,827,330,852.02
  5. Step 5: Solve for x
    x = 12,827,330,852.02/97,351.83
  6. Step 6: Final answer
    x = 131,762.61

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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.