Home / 82,511.36-113,865.80-44,785.64

Finding the Fourth Proportional to 82,511.36, 113,865.80 and 44,785.64

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Solution

The fourth proportional to 82,511.36, 113,865.80 and 44,785.64 is: 61,804.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,511.36 : 113,865.80 = 44,785.64 : x
  2. Step 2: Convert to fraction form
    82,511.36/113,865.80 = 44,785.64/x
  3. Step 3: Cross multiply
    82,511.36x = 113,865.80 × 44,785.64
  4. Step 4: Simplify right side
    82,511.36x = 5,099,552,727.11
  5. Step 5: Solve for x
    x = 5,099,552,727.11/82,511.36
  6. Step 6: Final answer
    x = 61,804.25

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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.