Home / 82,457.07-113,790.97-44,731.32

Finding the Fourth Proportional to 82,457.07, 113,790.97 and 44,731.32

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Solution

The fourth proportional to 82,457.07, 113,790.97 and 44,731.32 is: 61,729.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,457.07 : 113,790.97 = 44,731.32 : x
  2. Step 2: Convert to fraction form
    82,457.07/113,790.97 = 44,731.32/x
  3. Step 3: Cross multiply
    82,457.07x = 113,790.97 × 44,731.32
  4. Step 4: Simplify right side
    82,457.07x = 5,090,019,723.23
  5. Step 5: Solve for x
    x = 5,090,019,723.23/82,457.07
  6. Step 6: Final answer
    x = 61,729.33

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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.