Home / 44,186.78-66,280.55-12,596.78

Finding the Fourth Proportional to 44,186.78, 66,280.55 and 12,596.78

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Solution

The fourth proportional to 44,186.78, 66,280.55 and 12,596.78 is: 18,895.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,186.78 : 66,280.55 = 12,596.78 : x
  2. Step 2: Convert to fraction form
    44,186.78/66,280.55 = 12,596.78/x
  3. Step 3: Cross multiply
    44,186.78x = 66,280.55 × 12,596.78
  4. Step 4: Simplify right side
    44,186.78x = 834,921,506.63
  5. Step 5: Solve for x
    x = 834,921,506.63/44,186.78
  6. Step 6: Final answer
    x = 18,895.28

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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.