Home / 82,040.39-113,215.73-44,314.64

Finding the Fourth Proportional to 82,040.39, 113,215.73 and 44,314.64

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Solution

The fourth proportional to 82,040.39, 113,215.73 and 44,314.64 is: 61,154.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,040.39 : 113,215.73 = 44,314.64 : x
  2. Step 2: Convert to fraction form
    82,040.39/113,215.73 = 44,314.64/x
  3. Step 3: Cross multiply
    82,040.39x = 113,215.73 × 44,314.64
  4. Step 4: Simplify right side
    82,040.39x = 5,017,113,529.64
  5. Step 5: Solve for x
    x = 5,017,113,529.64/82,040.39
  6. Step 6: Final answer
    x = 61,154.19

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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.