Home / 50,021.08-69,019.54-28,510.41

Finding the Fourth Proportional to 50,021.08, 69,019.54 and 28,510.41

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Solution

The fourth proportional to 50,021.08, 69,019.54 and 28,510.41 is: 39,338.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,021.08 : 69,019.54 = 28,510.41 : x
  2. Step 2: Convert to fraction form
    50,021.08/69,019.54 = 28,510.41/x
  3. Step 3: Cross multiply
    50,021.08x = 69,019.54 × 28,510.41
  4. Step 4: Simplify right side
    50,021.08x = 1,967,775,570.96
  5. Step 5: Solve for x
    x = 1,967,775,570.96/50,021.08
  6. Step 6: Final answer
    x = 39,338.93

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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.