Home / 40,647.60-60,931.74-16,961.97

Finding the Fourth Proportional to 40,647.60, 60,931.74 and 16,961.97

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Solution

The fourth proportional to 40,647.60, 60,931.74 and 16,961.97 is: 25,426.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,647.60 : 60,931.74 = 16,961.97 : x
  2. Step 2: Convert to fraction form
    40,647.60/60,931.74 = 16,961.97/x
  3. Step 3: Cross multiply
    40,647.60x = 60,931.74 × 16,961.97
  4. Step 4: Simplify right side
    40,647.60x = 1,033,522,345.93
  5. Step 5: Solve for x
    x = 1,033,522,345.93/40,647.60
  6. Step 6: Final answer
    x = 25,426.41

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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.