Home / 54,394.42-75,065.60-30,522.86

Finding the Fourth Proportional to 54,394.42, 75,065.60 and 30,522.86

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Solution

The fourth proportional to 54,394.42, 75,065.60 and 30,522.86 is: 42,122.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,394.42 : 75,065.60 = 30,522.86 : x
  2. Step 2: Convert to fraction form
    54,394.42/75,065.60 = 30,522.86/x
  3. Step 3: Cross multiply
    54,394.42x = 75,065.60 × 30,522.86
  4. Step 4: Simplify right side
    54,394.42x = 2,291,216,799.62
  5. Step 5: Solve for x
    x = 2,291,216,799.62/54,394.42
  6. Step 6: Final answer
    x = 42,122.28

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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.