Home / 43,345.26-65,005.02-18,384.96

Finding the Fourth Proportional to 43,345.26, 65,005.02 and 18,384.96

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Solution

The fourth proportional to 43,345.26, 65,005.02 and 18,384.96 is: 27,571.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,345.26 : 65,005.02 = 18,384.96 : x
  2. Step 2: Convert to fraction form
    43,345.26/65,005.02 = 18,384.96/x
  3. Step 3: Cross multiply
    43,345.26x = 65,005.02 × 18,384.96
  4. Step 4: Simplify right side
    43,345.26x = 1,195,114,692.50
  5. Step 5: Solve for x
    x = 1,195,114,692.50/43,345.26
  6. Step 6: Final answer
    x = 27,571.98

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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.