Home / 54,577.20-75,316.23-30,704.02

Finding the Fourth Proportional to 54,577.20, 75,316.23 and 30,704.02

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Solution

The fourth proportional to 54,577.20, 75,316.23 and 30,704.02 is: 42,371.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,577.20 : 75,316.23 = 30,704.02 : x
  2. Step 2: Convert to fraction form
    54,577.20/75,316.23 = 30,704.02/x
  3. Step 3: Cross multiply
    54,577.20x = 75,316.23 × 30,704.02
  4. Step 4: Simplify right side
    54,577.20x = 2,312,511,032.24
  5. Step 5: Solve for x
    x = 2,312,511,032.24/54,577.20
  6. Step 6: Final answer
    x = 42,371.38

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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.