Home / 39,842.14-54,984.78-23,075.14

Finding the Fourth Proportional to 39,842.14, 54,984.78 and 23,075.14

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Solution

The fourth proportional to 39,842.14, 54,984.78 and 23,075.14 is: 31,845.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,842.14 : 54,984.78 = 23,075.14 : x
  2. Step 2: Convert to fraction form
    39,842.14/54,984.78 = 23,075.14/x
  3. Step 3: Cross multiply
    39,842.14x = 54,984.78 × 23,075.14
  4. Step 4: Simplify right side
    39,842.14x = 1,268,781,496.37
  5. Step 5: Solve for x
    x = 1,268,781,496.37/39,842.14
  6. Step 6: Final answer
    x = 31,845.21

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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.