Home / 82,119.39-113,324.55-44,393.64

Finding the Fourth Proportional to 82,119.39, 113,324.55 and 44,393.64

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Solution

The fourth proportional to 82,119.39, 113,324.55 and 44,393.64 is: 61,263.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,119.39 : 113,324.55 = 44,393.64 : x
  2. Step 2: Convert to fraction form
    82,119.39/113,324.55 = 44,393.64/x
  3. Step 3: Cross multiply
    82,119.39x = 113,324.55 × 44,393.64
  4. Step 4: Simplify right side
    82,119.39x = 5,030,889,275.86
  5. Step 5: Solve for x
    x = 5,030,889,275.86/82,119.39
  6. Step 6: Final answer
    x = 61,263.11

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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.