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Finding the Fourth Proportional to 173,099.64, 238,881.78 and 97,653

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Solution

The fourth proportional to 173,099.64, 238,881.78 and 97,653 is: 134,763.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,099.64 : 238,881.78 = 97,653 : x
  2. Step 2: Convert to fraction form
    173,099.64/238,881.78 = 97,653/x
  3. Step 3: Cross multiply
    173,099.64x = 238,881.78 × 97,653
  4. Step 4: Simplify right side
    173,099.64x = 23,327,522,462.34
  5. Step 5: Solve for x
    x = 23,327,522,462.34/173,099.64
  6. Step 6: Final answer
    x = 134,763.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.