Home / 54,051.68-74,598.80-30,179.88

Finding the Fourth Proportional to 54,051.68, 74,598.80 and 30,179.88

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Solution

The fourth proportional to 54,051.68, 74,598.80 and 30,179.88 is: 41,652.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,051.68 : 74,598.80 = 30,179.88 : x
  2. Step 2: Convert to fraction form
    54,051.68/74,598.80 = 30,179.88/x
  3. Step 3: Cross multiply
    54,051.68x = 74,598.80 × 30,179.88
  4. Step 4: Simplify right side
    54,051.68x = 2,251,382,832.14
  5. Step 5: Solve for x
    x = 2,251,382,832.14/54,051.68
  6. Step 6: Final answer
    x = 41,652.41

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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.