Home / 50,075.52-69,104.40-28,859.04

Finding the Fourth Proportional to 50,075.52, 69,104.40 and 28,859.04

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Solution

The fourth proportional to 50,075.52, 69,104.40 and 28,859.04 is: 39,825.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,075.52 : 69,104.40 = 28,859.04 : x
  2. Step 2: Convert to fraction form
    50,075.52/69,104.40 = 28,859.04/x
  3. Step 3: Cross multiply
    50,075.52x = 69,104.40 × 28,859.04
  4. Step 4: Simplify right side
    50,075.52x = 1,994,286,643.78
  5. Step 5: Solve for x
    x = 1,994,286,643.78/50,075.52
  6. Step 6: Final answer
    x = 39,825.58

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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.