Home / 82,453.16-113,785.65-44,727.68

Finding the Fourth Proportional to 82,453.16, 113,785.65 and 44,727.68

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Solution

The fourth proportional to 82,453.16, 113,785.65 and 44,727.68 is: 61,724.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,453.16 : 113,785.65 = 44,727.68 : x
  2. Step 2: Convert to fraction form
    82,453.16/113,785.65 = 44,727.68/x
  3. Step 3: Cross multiply
    82,453.16x = 113,785.65 × 44,727.68
  4. Step 4: Simplify right side
    82,453.16x = 5,089,368,141.79
  5. Step 5: Solve for x
    x = 5,089,368,141.79/82,453.16
  6. Step 6: Final answer
    x = 61,724.36

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1.5x scale

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.