Home / 50,732.75-70,011.44-28,376.75

Finding the Fourth Proportional to 50,732.75, 70,011.44 and 28,376.75

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Solution

The fourth proportional to 50,732.75, 70,011.44 and 28,376.75 is: 39,160.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,732.75 : 70,011.44 = 28,376.75 : x
  2. Step 2: Convert to fraction form
    50,732.75/70,011.44 = 28,376.75/x
  3. Step 3: Cross multiply
    50,732.75x = 70,011.44 × 28,376.75
  4. Step 4: Simplify right side
    50,732.75x = 1,986,697,130.02
  5. Step 5: Solve for x
    x = 1,986,697,130.02/50,732.75
  6. Step 6: Final answer
    x = 39,160.05

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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.