Home / 39,469.92-59,205.48-13,174.80

Finding the Fourth Proportional to 39,469.92, 59,205.48 and 13,174.80

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Solution

The fourth proportional to 39,469.92, 59,205.48 and 13,174.80 is: 19,762.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,469.92 : 59,205.48 = 13,174.80 : x
  2. Step 2: Convert to fraction form
    39,469.92/59,205.48 = 13,174.80/x
  3. Step 3: Cross multiply
    39,469.92x = 59,205.48 × 13,174.80
  4. Step 4: Simplify right side
    39,469.92x = 780,020,357.90
  5. Step 5: Solve for x
    x = 780,020,357.90/39,469.92
  6. Step 6: Final answer
    x = 19,762.40

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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.