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Finding the Fourth Proportional to 82,232.80, 113,480.80 and 44,506.72

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Solution

The fourth proportional to 82,232.80, 113,480.80 and 44,506.72 is: 61,419.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,232.80 : 113,480.80 = 44,506.72 : x
  2. Step 2: Convert to fraction form
    82,232.80/113,480.80 = 44,506.72/x
  3. Step 3: Cross multiply
    82,232.80x = 113,480.80 × 44,506.72
  4. Step 4: Simplify right side
    82,232.80x = 5,050,658,190.98
  5. Step 5: Solve for x
    x = 5,050,658,190.98/82,232.80
  6. Step 6: Final answer
    x = 61,419.02

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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.