Home / 43,267.11-64,904.30-13,684.29

Finding the Fourth Proportional to 43,267.11, 64,904.30 and 13,684.29

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Solution

The fourth proportional to 43,267.11, 64,904.30 and 13,684.29 is: 20,527.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,267.11 : 64,904.30 = 13,684.29 : x
  2. Step 2: Convert to fraction form
    43,267.11/64,904.30 = 13,684.29/x
  3. Step 3: Cross multiply
    43,267.11x = 64,904.30 × 13,684.29
  4. Step 4: Simplify right side
    43,267.11x = 888,169,263.45
  5. Step 5: Solve for x
    x = 888,169,263.45/43,267.11
  6. Step 6: Final answer
    x = 20,527.58

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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.