Home / 66,243.09-99,319.65-33,705.33

Finding the Fourth Proportional to 66,243.09, 99,319.65 and 33,705.33

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Solution

The fourth proportional to 66,243.09, 99,319.65 and 33,705.33 is: 50,535.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,243.09 : 99,319.65 = 33,705.33 : x
  2. Step 2: Convert to fraction form
    66,243.09/99,319.65 = 33,705.33/x
  3. Step 3: Cross multiply
    66,243.09x = 99,319.65 × 33,705.33
  4. Step 4: Simplify right side
    66,243.09x = 3,347,601,578.73
  5. Step 5: Solve for x
    x = 3,347,601,578.73/66,243.09
  6. Step 6: Final answer
    x = 50,535.11

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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.