Home / 107,420.45-148,241.23-59,023.38

Finding the Fourth Proportional to 107,420.45, 148,241.23 and 59,023.38

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Solution

The fourth proportional to 107,420.45, 148,241.23 and 59,023.38 is: 81,452.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,420.45 : 148,241.23 = 59,023.38 : x
  2. Step 2: Convert to fraction form
    107,420.45/148,241.23 = 59,023.38/x
  3. Step 3: Cross multiply
    107,420.45x = 148,241.23 × 59,023.38
  4. Step 4: Simplify right side
    107,420.45x = 8,749,698,858.30
  5. Step 5: Solve for x
    x = 8,749,698,858.30/107,420.45
  6. Step 6: Final answer
    x = 81,452.83

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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.