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Finding the Fourth Proportional to 173,319.63, 259,927.80 and 73,478.22

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Solution

The fourth proportional to 173,319.63, 259,927.80 and 73,478.22 is: 110,195.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,319.63 : 259,927.80 = 73,478.22 : x
  2. Step 2: Convert to fraction form
    173,319.63/259,927.80 = 73,478.22/x
  3. Step 3: Cross multiply
    173,319.63x = 259,927.80 × 73,478.22
  4. Step 4: Simplify right side
    173,319.63x = 19,099,032,072.52
  5. Step 5: Solve for x
    x = 19,099,032,072.52/173,319.63
  6. Step 6: Final answer
    x = 110,195.44

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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.