Home / 45,433.85-68,161.55-14,269.10

Finding the Fourth Proportional to 45,433.85, 68,161.55 and 14,269.10

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Solution

The fourth proportional to 45,433.85, 68,161.55 and 14,269.10 is: 21,407.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,433.85 : 68,161.55 = 14,269.10 : x
  2. Step 2: Convert to fraction form
    45,433.85/68,161.55 = 14,269.10/x
  3. Step 3: Cross multiply
    45,433.85x = 68,161.55 × 14,269.10
  4. Step 4: Simplify right side
    45,433.85x = 972,603,560.95
  5. Step 5: Solve for x
    x = 972,603,560.95/45,433.85
  6. Step 6: Final answer
    x = 21,407.03

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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.