Home / 39,102.94-53,954.67-23,181.58

Finding the Fourth Proportional to 39,102.94, 53,954.67 and 23,181.58

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Solution

The fourth proportional to 39,102.94, 53,954.67 and 23,181.58 is: 31,986.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,102.94 : 53,954.67 = 23,181.58 : x
  2. Step 2: Convert to fraction form
    39,102.94/53,954.67 = 23,181.58/x
  3. Step 3: Cross multiply
    39,102.94x = 53,954.67 × 23,181.58
  4. Step 4: Simplify right side
    39,102.94x = 1,250,754,498.98
  5. Step 5: Solve for x
    x = 1,250,754,498.98/39,102.94
  6. Step 6: Final answer
    x = 31,986.20

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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.