Home / 53,938.35-80,894.57-27,629.55

Finding the Fourth Proportional to 53,938.35, 80,894.57 and 27,629.55

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Solution

The fourth proportional to 53,938.35, 80,894.57 and 27,629.55 is: 41,437.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,938.35 : 80,894.57 = 27,629.55 : x
  2. Step 2: Convert to fraction form
    53,938.35/80,894.57 = 27,629.55/x
  3. Step 3: Cross multiply
    53,938.35x = 80,894.57 × 27,629.55
  4. Step 4: Simplify right side
    53,938.35x = 2,235,080,428.40
  5. Step 5: Solve for x
    x = 2,235,080,428.40/53,938.35
  6. Step 6: Final answer
    x = 41,437.69

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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.