Home / 35,453.16-53,200.67-21,441.78

Finding the Fourth Proportional to 35,453.16, 53,200.67 and 21,441.78

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Solution

The fourth proportional to 35,453.16, 53,200.67 and 21,441.78 is: 32,175.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,453.16 : 53,200.67 = 21,441.78 : x
  2. Step 2: Convert to fraction form
    35,453.16/53,200.67 = 21,441.78/x
  3. Step 3: Cross multiply
    35,453.16x = 53,200.67 × 21,441.78
  4. Step 4: Simplify right side
    35,453.16x = 1,140,716,954.78
  5. Step 5: Solve for x
    x = 1,140,716,954.78/35,453.16
  6. Step 6: Final answer
    x = 32,175.33

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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.