Home / 82,289.88-113,560.40-46,480.32

Finding the Fourth Proportional to 82,289.88, 113,560.40 and 46,480.32

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Solution

The fourth proportional to 82,289.88, 113,560.40 and 46,480.32 is: 64,143.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,289.88 : 113,560.40 = 46,480.32 : x
  2. Step 2: Convert to fraction form
    82,289.88/113,560.40 = 46,480.32/x
  3. Step 3: Cross multiply
    82,289.88x = 113,560.40 × 46,480.32
  4. Step 4: Simplify right side
    82,289.88x = 5,278,323,731.33
  5. Step 5: Solve for x
    x = 5,278,323,731.33/82,289.88
  6. Step 6: Final answer
    x = 64,143.05

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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.