Home / 42,408.96-58,540.08-36,416.58

Finding the Fourth Proportional to 42,408.96, 58,540.08 and 36,416.58

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Solution

The fourth proportional to 42,408.96, 58,540.08 and 36,416.58 is: 50,268.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,408.96 : 58,540.08 = 36,416.58 : x
  2. Step 2: Convert to fraction form
    42,408.96/58,540.08 = 36,416.58/x
  3. Step 3: Cross multiply
    42,408.96x = 58,540.08 × 36,416.58
  4. Step 4: Simplify right side
    42,408.96x = 2,131,829,506.53
  5. Step 5: Solve for x
    x = 2,131,829,506.53/42,408.96
  6. Step 6: Final answer
    x = 50,268.38

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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.