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Finding the Fourth Proportional to 173,565.23, 260,296.81 and 73,724.63

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Solution

The fourth proportional to 173,565.23, 260,296.81 and 73,724.63 is: 110,565.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,565.23 : 260,296.81 = 73,724.63 : x
  2. Step 2: Convert to fraction form
    173,565.23/260,296.81 = 73,724.63/x
  3. Step 3: Cross multiply
    173,565.23x = 260,296.81 × 73,724.63
  4. Step 4: Simplify right side
    173,565.23x = 19,190,284,521.63
  5. Step 5: Solve for x
    x = 19,190,284,521.63/173,565.23
  6. Step 6: Final answer
    x = 110,565.26

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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.