Home / 39,153-54,075.99-25,784.01

Finding the Fourth Proportional to 39,153, 54,075.99 and 25,784.01

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Solution

The fourth proportional to 39,153, 54,075.99 and 25,784.01 is: 35,611.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,153 : 54,075.99 = 25,784.01 : x
  2. Step 2: Convert to fraction form
    39,153/54,075.99 = 25,784.01/x
  3. Step 3: Cross multiply
    39,153x = 54,075.99 × 25,784.01
  4. Step 4: Simplify right side
    39,153x = 1,394,295,866.92
  5. Step 5: Solve for x
    x = 1,394,295,866.92/39,153
  6. Step 6: Final answer
    x = 35,611.47

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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.