Home / 66,529.01-91,830.38-41,043.30

Finding the Fourth Proportional to 66,529.01, 91,830.38 and 41,043.30

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Solution

The fourth proportional to 66,529.01, 91,830.38 and 41,043.30 is: 56,652.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,529.01 : 91,830.38 = 41,043.30 : x
  2. Step 2: Convert to fraction form
    66,529.01/91,830.38 = 41,043.30/x
  3. Step 3: Cross multiply
    66,529.01x = 91,830.38 × 41,043.30
  4. Step 4: Simplify right side
    66,529.01x = 3,769,021,835.45
  5. Step 5: Solve for x
    x = 3,769,021,835.45/66,529.01
  6. Step 6: Final answer
    x = 56,652.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.