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Finding the Fourth Proportional to 173,768.68, 260,673.54 and 55,398.52

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Solution

The fourth proportional to 173,768.68, 260,673.54 and 55,398.52 is: 83,104.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,768.68 : 260,673.54 = 55,398.52 : x
  2. Step 2: Convert to fraction form
    173,768.68/260,673.54 = 55,398.52/x
  3. Step 3: Cross multiply
    173,768.68x = 260,673.54 × 55,398.52
  4. Step 4: Simplify right side
    173,768.68x = 14,440,928,319.16
  5. Step 5: Solve for x
    x = 14,440,928,319.16/173,768.68
  6. Step 6: Final answer
    x = 83,104.32

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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.