Home / 39,040.58-58,619.19-38,457.38

Finding the Fourth Proportional to 39,040.58, 58,619.19 and 38,457.38

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Solution

The fourth proportional to 39,040.58, 58,619.19 and 38,457.38 is: 57,743.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,040.58 : 58,619.19 = 38,457.38 : x
  2. Step 2: Convert to fraction form
    39,040.58/58,619.19 = 38,457.38/x
  3. Step 3: Cross multiply
    39,040.58x = 58,619.19 × 38,457.38
  4. Step 4: Simplify right side
    39,040.58x = 2,254,340,465.12
  5. Step 5: Solve for x
    x = 2,254,340,465.12/39,040.58
  6. Step 6: Final answer
    x = 57,743.52

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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.