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Finding the Fourth Proportional to 100,435.77, 150,653.66 and 44,263.89

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Solution

The fourth proportional to 100,435.77, 150,653.66 and 44,263.89 is: 66,395.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,435.77 : 150,653.66 = 44,263.89 : x
  2. Step 2: Convert to fraction form
    100,435.77/150,653.66 = 44,263.89/x
  3. Step 3: Cross multiply
    100,435.77x = 150,653.66 × 44,263.89
  4. Step 4: Simplify right side
    100,435.77x = 6,668,516,813.02
  5. Step 5: Solve for x
    x = 6,668,516,813.02/100,435.77
  6. Step 6: Final answer
    x = 66,395.84

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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.