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Finding the Fourth Proportional to 173,054.67, 238,770.32 and 101,396.19

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Solution

The fourth proportional to 173,054.67, 238,770.32 and 101,396.19 is: 139,900.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,054.67 : 238,770.32 = 101,396.19 : x
  2. Step 2: Convert to fraction form
    173,054.67/238,770.32 = 101,396.19/x
  3. Step 3: Cross multiply
    173,054.67x = 238,770.32 × 101,396.19
  4. Step 4: Simplify right side
    173,054.67x = 24,210,400,226.10
  5. Step 5: Solve for x
    x = 24,210,400,226.10/173,054.67
  6. Step 6: Final answer
    x = 139,900.30

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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.