Home / 39,460.07-54,460.14-25,121.36

Finding the Fourth Proportional to 39,460.07, 54,460.14 and 25,121.36

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Solution

The fourth proportional to 39,460.07, 54,460.14 and 25,121.36 is: 34,670.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,460.07 : 54,460.14 = 25,121.36 : x
  2. Step 2: Convert to fraction form
    39,460.07/54,460.14 = 25,121.36/x
  3. Step 3: Cross multiply
    39,460.07x = 54,460.14 × 25,121.36
  4. Step 4: Simplify right side
    39,460.07x = 1,368,112,782.59
  5. Step 5: Solve for x
    x = 1,368,112,782.59/39,460.07
  6. Step 6: Final answer
    x = 34,670.81

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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.