Home / 66,894.89-100,344.50-24,785.56

Finding the Fourth Proportional to 66,894.89, 100,344.50 and 24,785.56

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Solution

The fourth proportional to 66,894.89, 100,344.50 and 24,785.56 is: 37,179.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,894.89 : 100,344.50 = 24,785.56 : x
  2. Step 2: Convert to fraction form
    66,894.89/100,344.50 = 24,785.56/x
  3. Step 3: Cross multiply
    66,894.89x = 100,344.50 × 24,785.56
  4. Step 4: Simplify right side
    66,894.89x = 2,487,093,999.77
  5. Step 5: Solve for x
    x = 2,487,093,999.77/66,894.89
  6. Step 6: Final answer
    x = 37,179.13

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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.