Home / 43,007.84-64,526.92-13,433.12

Finding the Fourth Proportional to 43,007.84, 64,526.92 and 13,433.12

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Solution

The fourth proportional to 43,007.84, 64,526.92 and 13,433.12 is: 20,154.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,007.84 : 64,526.92 = 13,433.12 : x
  2. Step 2: Convert to fraction form
    43,007.84/64,526.92 = 13,433.12/x
  3. Step 3: Cross multiply
    43,007.84x = 64,526.92 × 13,433.12
  4. Step 4: Simplify right side
    43,007.84x = 866,797,859.59
  5. Step 5: Solve for x
    x = 866,797,859.59/43,007.84
  6. Step 6: Final answer
    x = 20,154.42

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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.