Home / 42,839.20-64,261.32-16,544.08

Finding the Fourth Proportional to 42,839.20, 64,261.32 and 16,544.08

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Solution

The fourth proportional to 42,839.20, 64,261.32 and 16,544.08 is: 24,817.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,839.20 : 64,261.32 = 16,544.08 : x
  2. Step 2: Convert to fraction form
    42,839.20/64,261.32 = 16,544.08/x
  3. Step 3: Cross multiply
    42,839.20x = 64,261.32 × 16,544.08
  4. Step 4: Simplify right side
    42,839.20x = 1,063,144,418.99
  5. Step 5: Solve for x
    x = 1,063,144,418.99/42,839.20
  6. Step 6: Final answer
    x = 24,817.09

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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.