Home / 82,423.42-113,719.21-46,121.10

Finding the Fourth Proportional to 82,423.42, 113,719.21 and 46,121.10

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Solution

The fourth proportional to 82,423.42, 113,719.21 and 46,121.10 is: 63,633.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,423.42 : 113,719.21 = 46,121.10 : x
  2. Step 2: Convert to fraction form
    82,423.42/113,719.21 = 46,121.10/x
  3. Step 3: Cross multiply
    82,423.42x = 113,719.21 × 46,121.10
  4. Step 4: Simplify right side
    82,423.42x = 5,244,855,056.33
  5. Step 5: Solve for x
    x = 5,244,855,056.33/82,423.42
  6. Step 6: Final answer
    x = 63,633.07

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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.