Home / 40,437.66-60,662.16-14,136.42

Finding the Fourth Proportional to 40,437.66, 60,662.16 and 14,136.42

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Solution

The fourth proportional to 40,437.66, 60,662.16 and 14,136.42 is: 21,206.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,437.66 : 60,662.16 = 14,136.42 : x
  2. Step 2: Convert to fraction form
    40,437.66/60,662.16 = 14,136.42/x
  3. Step 3: Cross multiply
    40,437.66x = 60,662.16 × 14,136.42
  4. Step 4: Simplify right side
    40,437.66x = 857,545,771.87
  5. Step 5: Solve for x
    x = 857,545,771.87/40,437.66
  6. Step 6: Final answer
    x = 21,206.61

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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.