Home / 53,172.58-73,376.43-29,299.18

Finding the Fourth Proportional to 53,172.58, 73,376.43 and 29,299.18

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Solution

The fourth proportional to 53,172.58, 73,376.43 and 29,299.18 is: 40,431.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,172.58 : 73,376.43 = 29,299.18 : x
  2. Step 2: Convert to fraction form
    53,172.58/73,376.43 = 29,299.18/x
  3. Step 3: Cross multiply
    53,172.58x = 73,376.43 × 29,299.18
  4. Step 4: Simplify right side
    53,172.58x = 2,149,869,230.33
  5. Step 5: Solve for x
    x = 2,149,869,230.33/53,172.58
  6. Step 6: Final answer
    x = 40,431.91

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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.