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Finding the Fourth Proportional to 173,098.68, 238,883.40 and 97,647

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Solution

The fourth proportional to 173,098.68, 238,883.40 and 97,647 is: 134,756.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,098.68 : 238,883.40 = 97,647 : x
  2. Step 2: Convert to fraction form
    173,098.68/238,883.40 = 97,647/x
  3. Step 3: Cross multiply
    173,098.68x = 238,883.40 × 97,647
  4. Step 4: Simplify right side
    173,098.68x = 23,326,247,359.80
  5. Step 5: Solve for x
    x = 23,326,247,359.80/173,098.68
  6. Step 6: Final answer
    x = 134,756.93

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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.