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Finding the Fourth Proportional to 62,015.80, 93,023.70 and 54,758.20

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Solution

The fourth proportional to 62,015.80, 93,023.70 and 54,758.20 is: 82,137.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,015.80 : 93,023.70 = 54,758.20 : x
  2. Step 2: Convert to fraction form
    62,015.80/93,023.70 = 54,758.20/x
  3. Step 3: Cross multiply
    62,015.80x = 93,023.70 × 54,758.20
  4. Step 4: Simplify right side
    62,015.80x = 5,093,810,369.34
  5. Step 5: Solve for x
    x = 5,093,810,369.34/62,015.80
  6. Step 6: Final answer
    x = 82,137.30

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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.