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Finding the Fourth Proportional to 173,059.62, 259,616.88 and 73,220.57

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Solution

The fourth proportional to 173,059.62, 259,616.88 and 73,220.57 is: 109,842.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,059.62 : 259,616.88 = 73,220.57 : x
  2. Step 2: Convert to fraction form
    173,059.62/259,616.88 = 73,220.57/x
  3. Step 3: Cross multiply
    173,059.62x = 259,616.88 × 73,220.57
  4. Step 4: Simplify right side
    173,059.62x = 19,009,294,271.03
  5. Step 5: Solve for x
    x = 19,009,294,271.03/173,059.62
  6. Step 6: Final answer
    x = 109,842.46

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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.