Home / 83,058.15-114,631.20-47,241.25

Finding the Fourth Proportional to 83,058.15, 114,631.20 and 47,241.25

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Solution

The fourth proportional to 83,058.15, 114,631.20 and 47,241.25 is: 65,199.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,058.15 : 114,631.20 = 47,241.25 : x
  2. Step 2: Convert to fraction form
    83,058.15/114,631.20 = 47,241.25/x
  3. Step 3: Cross multiply
    83,058.15x = 114,631.20 × 47,241.25
  4. Step 4: Simplify right side
    83,058.15x = 5,415,320,890.42
  5. Step 5: Solve for x
    x = 5,415,320,890.42/83,058.15
  6. Step 6: Final answer
    x = 65,199.15

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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.