Home / 39,075.36-58,626-25,979.28

Finding the Fourth Proportional to 39,075.36, 58,626 and 25,979.28

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Solution

The fourth proportional to 39,075.36, 58,626 and 25,979.28 is: 38,977.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,075.36 : 58,626 = 25,979.28 : x
  2. Step 2: Convert to fraction form
    39,075.36/58,626 = 25,979.28/x
  3. Step 3: Cross multiply
    39,075.36x = 58,626 × 25,979.28
  4. Step 4: Simplify right side
    39,075.36x = 1,523,061,269.28
  5. Step 5: Solve for x
    x = 1,523,061,269.28/39,075.36
  6. Step 6: Final answer
    x = 38,977.54

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1.5x scale

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.