Home / 73,586.24-110,382.88-21,003.36

Finding the Fourth Proportional to 73,586.24, 110,382.88 and 21,003.36

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Solution

The fourth proportional to 73,586.24, 110,382.88 and 21,003.36 is: 31,506.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,586.24 : 110,382.88 = 21,003.36 : x
  2. Step 2: Convert to fraction form
    73,586.24/110,382.88 = 21,003.36/x
  3. Step 3: Cross multiply
    73,586.24x = 110,382.88 × 21,003.36
  4. Step 4: Simplify right side
    73,586.24x = 2,318,411,366.48
  5. Step 5: Solve for x
    x = 2,318,411,366.48/73,586.24
  6. Step 6: Final answer
    x = 31,506.04

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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.