Home / 50,525.32-69,721.14-28,165

Finding the Fourth Proportional to 50,525.32, 69,721.14 and 28,165

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Solution

The fourth proportional to 50,525.32, 69,721.14 and 28,165 is: 38,865.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,525.32 : 69,721.14 = 28,165 : x
  2. Step 2: Convert to fraction form
    50,525.32/69,721.14 = 28,165/x
  3. Step 3: Cross multiply
    50,525.32x = 69,721.14 × 28,165
  4. Step 4: Simplify right side
    50,525.32x = 1,963,695,908.10
  5. Step 5: Solve for x
    x = 1,963,695,908.10/50,525.32
  6. Step 6: Final answer
    x = 38,865.58

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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.