Home / 82,653.08-123,875.06-40,523.22

Finding the Fourth Proportional to 82,653.08, 123,875.06 and 40,523.22

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Solution

The fourth proportional to 82,653.08, 123,875.06 and 40,523.22 is: 60,733.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,653.08 : 123,875.06 = 40,523.22 : x
  2. Step 2: Convert to fraction form
    82,653.08/123,875.06 = 40,523.22/x
  3. Step 3: Cross multiply
    82,653.08x = 123,875.06 × 40,523.22
  4. Step 4: Simplify right side
    82,653.08x = 5,019,816,106.28
  5. Step 5: Solve for x
    x = 5,019,816,106.28/82,653.08
  6. Step 6: Final answer
    x = 60,733.57

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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.