Home / 82,584.83-113,985.21-54,293.15

Finding the Fourth Proportional to 82,584.83, 113,985.21 and 54,293.15

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Solution

The fourth proportional to 82,584.83, 113,985.21 and 54,293.15 is: 74,936.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,584.83 : 113,985.21 = 54,293.15 : x
  2. Step 2: Convert to fraction form
    82,584.83/113,985.21 = 54,293.15/x
  3. Step 3: Cross multiply
    82,584.83x = 113,985.21 × 54,293.15
  4. Step 4: Simplify right side
    82,584.83x = 6,188,615,534.39
  5. Step 5: Solve for x
    x = 6,188,615,534.39/82,584.83
  6. Step 6: Final answer
    x = 74,936.47

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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.