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Finding the Fourth Proportional to 173,477.82, 260,039.46 and 98,439.48

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Solution

The fourth proportional to 173,477.82, 260,039.46 and 98,439.48 is: 147,558.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,477.82 : 260,039.46 = 98,439.48 : x
  2. Step 2: Convert to fraction form
    173,477.82/260,039.46 = 98,439.48/x
  3. Step 3: Cross multiply
    173,477.82x = 260,039.46 × 98,439.48
  4. Step 4: Simplify right side
    173,477.82x = 25,598,149,221.88
  5. Step 5: Solve for x
    x = 25,598,149,221.88/173,477.82
  6. Step 6: Final answer
    x = 147,558.63

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1.5x scale

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.