Home / 173,630.40-259,927.20-103,473.60

Finding the Fourth Proportional to 173,630.40, 259,927.20 and 103,473.60

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Solution

The fourth proportional to 173,630.40, 259,927.20 and 103,473.60 is: 154,901.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,630.40 : 259,927.20 = 103,473.60 : x
  2. Step 2: Convert to fraction form
    173,630.40/259,927.20 = 103,473.60/x
  3. Step 3: Cross multiply
    173,630.40x = 259,927.20 × 103,473.60
  4. Step 4: Simplify right side
    173,630.40x = 26,895,603,121.92
  5. Step 5: Solve for x
    x = 26,895,603,121.92/173,630.40
  6. Step 6: Final answer
    x = 154,901.46

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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.