Home / 54,608.04-75,349.04-30,729.65

Finding the Fourth Proportional to 54,608.04, 75,349.04 and 30,729.65

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Solution

The fourth proportional to 54,608.04, 75,349.04 and 30,729.65 is: 42,401.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,608.04 : 75,349.04 = 30,729.65 : x
  2. Step 2: Convert to fraction form
    54,608.04/75,349.04 = 30,729.65/x
  3. Step 3: Cross multiply
    54,608.04x = 75,349.04 × 30,729.65
  4. Step 4: Simplify right side
    54,608.04x = 2,315,449,096.64
  5. Step 5: Solve for x
    x = 2,315,449,096.64/54,608.04
  6. Step 6: Final answer
    x = 42,401.25

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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.