Home / 54,480.53-75,206.04-51,075.65

Finding the Fourth Proportional to 54,480.53, 75,206.04 and 51,075.65

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Solution

The fourth proportional to 54,480.53, 75,206.04 and 51,075.65 is: 70,505.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,480.53 : 75,206.04 = 51,075.65 : x
  2. Step 2: Convert to fraction form
    54,480.53/75,206.04 = 51,075.65/x
  3. Step 3: Cross multiply
    54,480.53x = 75,206.04 × 51,075.65
  4. Step 4: Simplify right side
    54,480.53x = 3,841,197,376.93
  5. Step 5: Solve for x
    x = 3,841,197,376.93/54,480.53
  6. Step 6: Final answer
    x = 70,505.87

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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.