Home / 43,267.46-64,909.20-13,692.74

Finding the Fourth Proportional to 43,267.46, 64,909.20 and 13,692.74

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Solution

The fourth proportional to 43,267.46, 64,909.20 and 13,692.74 is: 20,541.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,267.46 : 64,909.20 = 13,692.74 : x
  2. Step 2: Convert to fraction form
    43,267.46/64,909.20 = 13,692.74/x
  3. Step 3: Cross multiply
    43,267.46x = 64,909.20 × 13,692.74
  4. Step 4: Simplify right side
    43,267.46x = 888,784,799.21
  5. Step 5: Solve for x
    x = 888,784,799.21/43,267.46
  6. Step 6: Final answer
    x = 20,541.64

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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.