Home / 50,124.51-69,174.11-28,620.07

Finding the Fourth Proportional to 50,124.51, 69,174.11 and 28,620.07

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Solution

The fourth proportional to 50,124.51, 69,174.11 and 28,620.07 is: 39,497.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,124.51 : 69,174.11 = 28,620.07 : x
  2. Step 2: Convert to fraction form
    50,124.51/69,174.11 = 28,620.07/x
  3. Step 3: Cross multiply
    50,124.51x = 69,174.11 × 28,620.07
  4. Step 4: Simplify right side
    50,124.51x = 1,979,767,870.39
  5. Step 5: Solve for x
    x = 1,979,767,870.39/50,124.51
  6. Step 6: Final answer
    x = 39,497.00

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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.