Home / 103,617.60-155,508.42-40,467.98

Finding the Fourth Proportional to 103,617.60, 155,508.42 and 40,467.98

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Solution

The fourth proportional to 103,617.60, 155,508.42 and 40,467.98 is: 60,734.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,617.60 : 155,508.42 = 40,467.98 : x
  2. Step 2: Convert to fraction form
    103,617.60/155,508.42 = 40,467.98/x
  3. Step 3: Cross multiply
    103,617.60x = 155,508.42 × 40,467.98
  4. Step 4: Simplify right side
    103,617.60x = 6,293,110,852.85
  5. Step 5: Solve for x
    x = 6,293,110,852.85/103,617.60
  6. Step 6: Final answer
    x = 60,734.00

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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.