Home / 51,114.46-70,563.42-39,603.56

Finding the Fourth Proportional to 51,114.46, 70,563.42 and 39,603.56

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Solution

The fourth proportional to 51,114.46, 70,563.42 and 39,603.56 is: 54,672.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,114.46 : 70,563.42 = 39,603.56 : x
  2. Step 2: Convert to fraction form
    51,114.46/70,563.42 = 39,603.56/x
  3. Step 3: Cross multiply
    51,114.46x = 70,563.42 × 39,603.56
  4. Step 4: Simplify right side
    51,114.46x = 2,794,562,637.78
  5. Step 5: Solve for x
    x = 2,794,562,637.78/51,114.46
  6. Step 6: Final answer
    x = 54,672.64

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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.