Home / 66,305.43-91,503.81-36,093.24

Finding the Fourth Proportional to 66,305.43, 91,503.81 and 36,093.24

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Solution

The fourth proportional to 66,305.43, 91,503.81 and 36,093.24 is: 49,809.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,305.43 : 91,503.81 = 36,093.24 : x
  2. Step 2: Convert to fraction form
    66,305.43/91,503.81 = 36,093.24/x
  3. Step 3: Cross multiply
    66,305.43x = 91,503.81 × 36,093.24
  4. Step 4: Simplify right side
    66,305.43x = 3,302,668,975.24
  5. Step 5: Solve for x
    x = 3,302,668,975.24/66,305.43
  6. Step 6: Final answer
    x = 49,809.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.