Home / 44,138.50-66,207.75-12,973.75

Finding the Fourth Proportional to 44,138.50, 66,207.75 and 12,973.75

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Solution

The fourth proportional to 44,138.50, 66,207.75 and 12,973.75 is: 19,460.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,138.50 : 66,207.75 = 12,973.75 : x
  2. Step 2: Convert to fraction form
    44,138.50/66,207.75 = 12,973.75/x
  3. Step 3: Cross multiply
    44,138.50x = 66,207.75 × 12,973.75
  4. Step 4: Simplify right side
    44,138.50x = 858,962,796.56
  5. Step 5: Solve for x
    x = 858,962,796.56/44,138.50
  6. Step 6: Final answer
    x = 19,460.63

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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.