Home / 47,408.68-65,436.55-29,493.50

Finding the Fourth Proportional to 47,408.68, 65,436.55 and 29,493.50

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Solution

The fourth proportional to 47,408.68, 65,436.55 and 29,493.50 is: 40,708.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,408.68 : 65,436.55 = 29,493.50 : x
  2. Step 2: Convert to fraction form
    47,408.68/65,436.55 = 29,493.50/x
  3. Step 3: Cross multiply
    47,408.68x = 65,436.55 × 29,493.50
  4. Step 4: Simplify right side
    47,408.68x = 1,929,952,977.28
  5. Step 5: Solve for x
    x = 1,929,952,977.28/47,408.68
  6. Step 6: Final answer
    x = 40,708.85

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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.