Home / 40,561.65-60,835.49-10,972.60

Finding the Fourth Proportional to 40,561.65, 60,835.49 and 10,972.60

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Solution

The fourth proportional to 40,561.65, 60,835.49 and 10,972.60 is: 16,457.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,561.65 : 60,835.49 = 10,972.60 : x
  2. Step 2: Convert to fraction form
    40,561.65/60,835.49 = 10,972.60/x
  3. Step 3: Cross multiply
    40,561.65x = 60,835.49 × 10,972.60
  4. Step 4: Simplify right side
    40,561.65x = 667,523,497.57
  5. Step 5: Solve for x
    x = 667,523,497.57/40,561.65
  6. Step 6: Final answer
    x = 16,457.01

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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.