Home / 49,999.76-69,015.04-28,793.16

Finding the Fourth Proportional to 49,999.76, 69,015.04 and 28,793.16

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Solution

The fourth proportional to 49,999.76, 69,015.04 and 28,793.16 is: 39,743.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,999.76 : 69,015.04 = 28,793.16 : x
  2. Step 2: Convert to fraction form
    49,999.76/69,015.04 = 28,793.16/x
  3. Step 3: Cross multiply
    49,999.76x = 69,015.04 × 28,793.16
  4. Step 4: Simplify right side
    49,999.76x = 1,987,161,089.13
  5. Step 5: Solve for x
    x = 1,987,161,089.13/49,999.76
  6. Step 6: Final answer
    x = 39,743.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.