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Finding the Fourth Proportional to 62,017.56, 93,040.80 and 20,464.56

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Solution

The fourth proportional to 62,017.56, 93,040.80 and 20,464.56 is: 30,701.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,017.56 : 93,040.80 = 20,464.56 : x
  2. Step 2: Convert to fraction form
    62,017.56/93,040.80 = 20,464.56/x
  3. Step 3: Cross multiply
    62,017.56x = 93,040.80 × 20,464.56
  4. Step 4: Simplify right side
    62,017.56x = 1,904,039,034.05
  5. Step 5: Solve for x
    x = 1,904,039,034.05/62,017.56
  6. Step 6: Final answer
    x = 30,701.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.