Home / 40,437.86-60,662.45-14,136.62

Finding the Fourth Proportional to 40,437.86, 60,662.45 and 14,136.62

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Solution

The fourth proportional to 40,437.86, 60,662.45 and 14,136.62 is: 21,206.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,437.86 : 60,662.45 = 14,136.62 : x
  2. Step 2: Convert to fraction form
    40,437.86/60,662.45 = 14,136.62/x
  3. Step 3: Cross multiply
    40,437.86x = 60,662.45 × 14,136.62
  4. Step 4: Simplify right side
    40,437.86x = 857,561,629.92
  5. Step 5: Solve for x
    x = 857,561,629.92/40,437.86
  6. Step 6: Final answer
    x = 21,206.90

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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.