Home / 43,309.79-64,964.57-16,996.13

Finding the Fourth Proportional to 43,309.79, 64,964.57 and 16,996.13

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Solution

The fourth proportional to 43,309.79, 64,964.57 and 16,996.13 is: 25,494.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,309.79 : 64,964.57 = 16,996.13 : x
  2. Step 2: Convert to fraction form
    43,309.79/64,964.57 = 16,996.13/x
  3. Step 3: Cross multiply
    43,309.79x = 64,964.57 × 16,996.13
  4. Step 4: Simplify right side
    43,309.79x = 1,104,145,952.29
  5. Step 5: Solve for x
    x = 1,104,145,952.29/43,309.79
  6. Step 6: Final answer
    x = 25,494.15

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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.