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Finding the Fourth Proportional to 97,365.84, 145,764 and 88,027.36

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Solution

The fourth proportional to 97,365.84, 145,764 and 88,027.36 is: 131,783.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,365.84 : 145,764 = 88,027.36 : x
  2. Step 2: Convert to fraction form
    97,365.84/145,764 = 88,027.36/x
  3. Step 3: Cross multiply
    97,365.84x = 145,764 × 88,027.36
  4. Step 4: Simplify right side
    97,365.84x = 12,831,220,103.04
  5. Step 5: Solve for x
    x = 12,831,220,103.04/97,365.84
  6. Step 6: Final answer
    x = 131,783.59

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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.