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Finding the Fourth Proportional to 173,588.80, 239,549.34 and 98,137.24

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Solution

The fourth proportional to 173,588.80, 239,549.34 and 98,137.24 is: 135,427.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,588.80 : 239,549.34 = 98,137.24 : x
  2. Step 2: Convert to fraction form
    173,588.80/239,549.34 = 98,137.24/x
  3. Step 3: Cross multiply
    173,588.80x = 239,549.34 × 98,137.24
  4. Step 4: Simplify right side
    173,588.80x = 23,508,711,071.42
  5. Step 5: Solve for x
    x = 23,508,711,071.42/173,588.80
  6. Step 6: Final answer
    x = 135,427.58

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