Home / 82,106.55-113,307.01-44,380.80

Finding the Fourth Proportional to 82,106.55, 113,307.01 and 44,380.80

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Solution

The fourth proportional to 82,106.55, 113,307.01 and 44,380.80 is: 61,245.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,106.55 : 113,307.01 = 44,380.80 : x
  2. Step 2: Convert to fraction form
    82,106.55/113,307.01 = 44,380.80/x
  3. Step 3: Cross multiply
    82,106.55x = 113,307.01 × 44,380.80
  4. Step 4: Simplify right side
    82,106.55x = 5,028,655,749.41
  5. Step 5: Solve for x
    x = 5,028,655,749.41/82,106.55
  6. Step 6: Final answer
    x = 61,245.49

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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.