Home / 82,397.12-113,704.96-44,670.56

Finding the Fourth Proportional to 82,397.12, 113,704.96 and 44,670.56

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Solution

The fourth proportional to 82,397.12, 113,704.96 and 44,670.56 is: 61,643.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,397.12 : 113,704.96 = 44,670.56 : x
  2. Step 2: Convert to fraction form
    82,397.12/113,704.96 = 44,670.56/x
  3. Step 3: Cross multiply
    82,397.12x = 113,704.96 × 44,670.56
  4. Step 4: Simplify right side
    82,397.12x = 5,079,264,237.98
  5. Step 5: Solve for x
    x = 5,079,264,237.98/82,397.12
  6. Step 6: Final answer
    x = 61,643.71

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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.