Home / 54,477.08-75,180.04-30,604.24

Finding the Fourth Proportional to 54,477.08, 75,180.04 and 30,604.24

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Solution

The fourth proportional to 54,477.08, 75,180.04 and 30,604.24 is: 42,234.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,477.08 : 75,180.04 = 30,604.24 : x
  2. Step 2: Convert to fraction form
    54,477.08/75,180.04 = 30,604.24/x
  3. Step 3: Cross multiply
    54,477.08x = 75,180.04 × 30,604.24
  4. Step 4: Simplify right side
    54,477.08x = 2,300,827,987.37
  5. Step 5: Solve for x
    x = 2,300,827,987.37/54,477.08
  6. Step 6: Final answer
    x = 42,234.79

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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.