Home / 43,018.12-64,502.05-16,692.11

Finding the Fourth Proportional to 43,018.12, 64,502.05 and 16,692.11

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Solution

The fourth proportional to 43,018.12, 64,502.05 and 16,692.11 is: 25,028.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,018.12 : 64,502.05 = 16,692.11 : x
  2. Step 2: Convert to fraction form
    43,018.12/64,502.05 = 16,692.11/x
  3. Step 3: Cross multiply
    43,018.12x = 64,502.05 × 16,692.11
  4. Step 4: Simplify right side
    43,018.12x = 1,076,675,313.83
  5. Step 5: Solve for x
    x = 1,076,675,313.83/43,018.12
  6. Step 6: Final answer
    x = 25,028.41

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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.