Home / 43,018.62-64,502.80-16,692.61

Finding the Fourth Proportional to 43,018.62, 64,502.80 and 16,692.61

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Solution

The fourth proportional to 43,018.62, 64,502.80 and 16,692.61 is: 25,029.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,018.62 : 64,502.80 = 16,692.61 : x
  2. Step 2: Convert to fraction form
    43,018.62/64,502.80 = 16,692.61/x
  3. Step 3: Cross multiply
    43,018.62x = 64,502.80 × 16,692.61
  4. Step 4: Simplify right side
    43,018.62x = 1,076,720,084.31
  5. Step 5: Solve for x
    x = 1,076,720,084.31/43,018.62
  6. Step 6: Final answer
    x = 25,029.16

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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.