Home / 103,645.06-155,516.76-44,497.60

Finding the Fourth Proportional to 103,645.06, 155,516.76 and 44,497.60

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Solution

The fourth proportional to 103,645.06, 155,516.76 and 44,497.60 is: 66,767.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,645.06 : 155,516.76 = 44,497.60 : x
  2. Step 2: Convert to fraction form
    103,645.06/155,516.76 = 44,497.60/x
  3. Step 3: Cross multiply
    103,645.06x = 155,516.76 × 44,497.60
  4. Step 4: Simplify right side
    103,645.06x = 6,920,122,579.78
  5. Step 5: Solve for x
    x = 6,920,122,579.78/103,645.06
  6. Step 6: Final answer
    x = 66,767.51

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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.