Home / 50,880.16-76,315.84-13,944.16

Finding the Fourth Proportional to 50,880.16, 76,315.84 and 13,944.16

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Solution

The fourth proportional to 50,880.16, 76,315.84 and 13,944.16 is: 20,915.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,880.16 : 76,315.84 = 13,944.16 : x
  2. Step 2: Convert to fraction form
    50,880.16/76,315.84 = 13,944.16/x
  3. Step 3: Cross multiply
    50,880.16x = 76,315.84 × 13,944.16
  4. Step 4: Simplify right side
    50,880.16x = 1,064,160,283.49
  5. Step 5: Solve for x
    x = 1,064,160,283.49/50,880.16
  6. Step 6: Final answer
    x = 20,915.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.