Home / 65,269.12-90,075.84-36,975.04

Finding the Fourth Proportional to 65,269.12, 90,075.84 and 36,975.04

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Solution

The fourth proportional to 65,269.12, 90,075.84 and 36,975.04 is: 51,028.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,269.12 : 90,075.84 = 36,975.04 : x
  2. Step 2: Convert to fraction form
    65,269.12/90,075.84 = 36,975.04/x
  3. Step 3: Cross multiply
    65,269.12x = 90,075.84 × 36,975.04
  4. Step 4: Simplify right side
    65,269.12x = 3,330,557,787.03
  5. Step 5: Solve for x
    x = 3,330,557,787.03/65,269.12
  6. Step 6: Final answer
    x = 51,028.08

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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.