Home / 38,749.51-57,991.55-26,916.63

Finding the Fourth Proportional to 38,749.51, 57,991.55 and 26,916.63

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Solution

The fourth proportional to 38,749.51, 57,991.55 and 26,916.63 is: 40,282.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,749.51 : 57,991.55 = 26,916.63 : x
  2. Step 2: Convert to fraction form
    38,749.51/57,991.55 = 26,916.63/x
  3. Step 3: Cross multiply
    38,749.51x = 57,991.55 × 26,916.63
  4. Step 4: Simplify right side
    38,749.51x = 1,560,936,804.52
  5. Step 5: Solve for x
    x = 1,560,936,804.52/38,749.51
  6. Step 6: Final answer
    x = 40,282.75

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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.