Home / 50,907.75-70,256.55-28,251.04

Finding the Fourth Proportional to 50,907.75, 70,256.55 and 28,251.04

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Solution

The fourth proportional to 50,907.75, 70,256.55 and 28,251.04 is: 38,988.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,907.75 : 70,256.55 = 28,251.04 : x
  2. Step 2: Convert to fraction form
    50,907.75/70,256.55 = 28,251.04/x
  3. Step 3: Cross multiply
    50,907.75x = 70,256.55 × 28,251.04
  4. Step 4: Simplify right side
    50,907.75x = 1,984,820,253.03
  5. Step 5: Solve for x
    x = 1,984,820,253.03/50,907.75
  6. Step 6: Final answer
    x = 38,988.57

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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.