Home / 47,048.88-70,544.69-19,999.35

Finding the Fourth Proportional to 47,048.88, 70,544.69 and 19,999.35

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Solution

The fourth proportional to 47,048.88, 70,544.69 and 19,999.35 is: 29,986.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,048.88 : 70,544.69 = 19,999.35 : x
  2. Step 2: Convert to fraction form
    47,048.88/70,544.69 = 19,999.35/x
  3. Step 3: Cross multiply
    47,048.88x = 70,544.69 × 19,999.35
  4. Step 4: Simplify right side
    47,048.88x = 1,410,847,845.95
  5. Step 5: Solve for x
    x = 1,410,847,845.95/47,048.88
  6. Step 6: Final answer
    x = 29,986.85

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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.