Home / 43,261.84-64,864.86-16,969.24

Finding the Fourth Proportional to 43,261.84, 64,864.86 and 16,969.24

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Solution

The fourth proportional to 43,261.84, 64,864.86 and 16,969.24 is: 25,442.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,261.84 : 64,864.86 = 16,969.24 : x
  2. Step 2: Convert to fraction form
    43,261.84/64,864.86 = 16,969.24/x
  3. Step 3: Cross multiply
    43,261.84x = 64,864.86 × 16,969.24
  4. Step 4: Simplify right side
    43,261.84x = 1,100,707,376.91
  5. Step 5: Solve for x
    x = 1,100,707,376.91/43,261.84
  6. Step 6: Final answer
    x = 25,442.92

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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.