Home / 75,989.40-113,973.30-23,404.20

Finding the Fourth Proportional to 75,989.40, 113,973.30 and 23,404.20

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Solution

The fourth proportional to 75,989.40, 113,973.30 and 23,404.20 is: 35,102.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,989.40 : 113,973.30 = 23,404.20 : x
  2. Step 2: Convert to fraction form
    75,989.40/113,973.30 = 23,404.20/x
  3. Step 3: Cross multiply
    75,989.40x = 113,973.30 × 23,404.20
  4. Step 4: Simplify right side
    75,989.40x = 2,667,453,907.86
  5. Step 5: Solve for x
    x = 2,667,453,907.86/75,989.40
  6. Step 6: Final answer
    x = 35,102.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.