Home / 196,938.93-295,408.40-157,310.49

Finding the Fourth Proportional to 196,938.93, 295,408.40 and 157,310.49

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Solution

The fourth proportional to 196,938.93, 295,408.40 and 157,310.49 is: 235,965.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,938.93 : 295,408.40 = 157,310.49 : x
  2. Step 2: Convert to fraction form
    196,938.93/295,408.40 = 157,310.49/x
  3. Step 3: Cross multiply
    196,938.93x = 295,408.40 × 157,310.49
  4. Step 4: Simplify right side
    196,938.93x = 46,470,840,154.12
  5. Step 5: Solve for x
    x = 46,470,840,154.12/196,938.93
  6. Step 6: Final answer
    x = 235,965.74

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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.