Home / 47,999.04-71,982.36-16,830.24

Finding the Fourth Proportional to 47,999.04, 71,982.36 and 16,830.24

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Solution

The fourth proportional to 47,999.04, 71,982.36 and 16,830.24 is: 25,239.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,999.04 : 71,982.36 = 16,830.24 : x
  2. Step 2: Convert to fraction form
    47,999.04/71,982.36 = 16,830.24/x
  3. Step 3: Cross multiply
    47,999.04x = 71,982.36 × 16,830.24
  4. Step 4: Simplify right side
    47,999.04x = 1,211,480,394.57
  5. Step 5: Solve for x
    x = 1,211,480,394.57/47,999.04
  6. Step 6: Final answer
    x = 25,239.68

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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.