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Finding the Fourth Proportional to 173,307.14, 259,969.95 and 54,987.60

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Solution

The fourth proportional to 173,307.14, 259,969.95 and 54,987.60 is: 82,484.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,307.14 : 259,969.95 = 54,987.60 : x
  2. Step 2: Convert to fraction form
    173,307.14/259,969.95 = 54,987.60/x
  3. Step 3: Cross multiply
    173,307.14x = 259,969.95 × 54,987.60
  4. Step 4: Simplify right side
    173,307.14x = 14,295,123,622.62
  5. Step 5: Solve for x
    x = 14,295,123,622.62/173,307.14
  6. Step 6: Final answer
    x = 82,484.33

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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.