Home / 66,319.35-91,518.98-36,105.27

Finding the Fourth Proportional to 66,319.35, 91,518.98 and 36,105.27

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Solution

The fourth proportional to 66,319.35, 91,518.98 and 36,105.27 is: 49,824.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,319.35 : 91,518.98 = 36,105.27 : x
  2. Step 2: Convert to fraction form
    66,319.35/91,518.98 = 36,105.27/x
  3. Step 3: Cross multiply
    66,319.35x = 91,518.98 × 36,105.27
  4. Step 4: Simplify right side
    66,319.35x = 3,304,317,302.50
  5. Step 5: Solve for x
    x = 3,304,317,302.50/66,319.35
  6. Step 6: Final answer
    x = 49,824.33

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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.