Home / 46,404.23-69,631.85-20,109.20

Finding the Fourth Proportional to 46,404.23, 69,631.85 and 20,109.20

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Solution

The fourth proportional to 46,404.23, 69,631.85 and 20,109.20 is: 30,174.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,404.23 : 69,631.85 = 20,109.20 : x
  2. Step 2: Convert to fraction form
    46,404.23/69,631.85 = 20,109.20/x
  3. Step 3: Cross multiply
    46,404.23x = 69,631.85 × 20,109.20
  4. Step 4: Simplify right side
    46,404.23x = 1,400,240,500.13
  5. Step 5: Solve for x
    x = 1,400,240,500.13/46,404.23
  6. Step 6: Final answer
    x = 30,174.85

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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.