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Finding the Fourth Proportional to 58,525.56, 80,745.12 and 33,028.65

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Solution

The fourth proportional to 58,525.56, 80,745.12 and 33,028.65 is: 45,568.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,525.56 : 80,745.12 = 33,028.65 : x
  2. Step 2: Convert to fraction form
    58,525.56/80,745.12 = 33,028.65/x
  3. Step 3: Cross multiply
    58,525.56x = 80,745.12 × 33,028.65
  4. Step 4: Simplify right side
    58,525.56x = 2,666,902,307.69
  5. Step 5: Solve for x
    x = 2,666,902,307.69/58,525.56
  6. Step 6: Final answer
    x = 45,568.16

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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.