Home / 57,240.37-79,030.67-35,738.51

Finding the Fourth Proportional to 57,240.37, 79,030.67 and 35,738.51

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Solution

The fourth proportional to 57,240.37, 79,030.67 and 35,738.51 is: 49,343.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,240.37 : 79,030.67 = 35,738.51 : x
  2. Step 2: Convert to fraction form
    57,240.37/79,030.67 = 35,738.51/x
  3. Step 3: Cross multiply
    57,240.37x = 79,030.67 × 35,738.51
  4. Step 4: Simplify right side
    57,240.37x = 2,824,438,390.10
  5. Step 5: Solve for x
    x = 2,824,438,390.10/57,240.37
  6. Step 6: Final answer
    x = 49,343.47

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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.