Home / 54,458.22-75,148.23-30,580.23

Finding the Fourth Proportional to 54,458.22, 75,148.23 and 30,580.23

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Solution

The fourth proportional to 54,458.22, 75,148.23 and 30,580.23 is: 42,198.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,458.22 : 75,148.23 = 30,580.23 : x
  2. Step 2: Convert to fraction form
    54,458.22/75,148.23 = 30,580.23/x
  3. Step 3: Cross multiply
    54,458.22x = 75,148.23 × 30,580.23
  4. Step 4: Simplify right side
    54,458.22x = 2,298,050,157.49
  5. Step 5: Solve for x
    x = 2,298,050,157.49/54,458.22
  6. Step 6: Final answer
    x = 42,198.41

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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.