Home / 69,023.70-103,537.85-19,099.62

Finding the Fourth Proportional to 69,023.70, 103,537.85 and 19,099.62

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Solution

The fourth proportional to 69,023.70, 103,537.85 and 19,099.62 is: 28,650.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,023.70 : 103,537.85 = 19,099.62 : x
  2. Step 2: Convert to fraction form
    69,023.70/103,537.85 = 19,099.62/x
  3. Step 3: Cross multiply
    69,023.70x = 103,537.85 × 19,099.62
  4. Step 4: Simplify right side
    69,023.70x = 1,977,533,590.62
  5. Step 5: Solve for x
    x = 1,977,533,590.62/69,023.70
  6. Step 6: Final answer
    x = 28,650.07

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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.