Home / 40,154.88-60,232.32-16,784.64

Finding the Fourth Proportional to 40,154.88, 60,232.32 and 16,784.64

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Solution

The fourth proportional to 40,154.88, 60,232.32 and 16,784.64 is: 25,176.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,154.88 : 60,232.32 = 16,784.64 : x
  2. Step 2: Convert to fraction form
    40,154.88/60,232.32 = 16,784.64/x
  3. Step 3: Cross multiply
    40,154.88x = 60,232.32 × 16,784.64
  4. Step 4: Simplify right side
    40,154.88x = 1,010,977,807.56
  5. Step 5: Solve for x
    x = 1,010,977,807.56/40,154.88
  6. Step 6: Final answer
    x = 25,176.96

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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.