Home / 50,027.79-69,016.95-28,802.55

Finding the Fourth Proportional to 50,027.79, 69,016.95 and 28,802.55

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Solution

The fourth proportional to 50,027.79, 69,016.95 and 28,802.55 is: 39,735.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,027.79 : 69,016.95 = 28,802.55 : x
  2. Step 2: Convert to fraction form
    50,027.79/69,016.95 = 28,802.55/x
  3. Step 3: Cross multiply
    50,027.79x = 69,016.95 × 28,802.55
  4. Step 4: Simplify right side
    50,027.79x = 1,987,864,153.22
  5. Step 5: Solve for x
    x = 1,987,864,153.22/50,027.79
  6. Step 6: Final answer
    x = 39,735.20

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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.