Home / 61,319.43-91,923.49-54,676.42

Finding the Fourth Proportional to 61,319.43, 91,923.49 and 54,676.42

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Solution

The fourth proportional to 61,319.43, 91,923.49 and 54,676.42 is: 81,965.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,319.43 : 91,923.49 = 54,676.42 : x
  2. Step 2: Convert to fraction form
    61,319.43/91,923.49 = 54,676.42/x
  3. Step 3: Cross multiply
    61,319.43x = 91,923.49 × 54,676.42
  4. Step 4: Simplify right side
    61,319.43x = 5,026,047,347.11
  5. Step 5: Solve for x
    x = 5,026,047,347.11/61,319.43
  6. Step 6: Final answer
    x = 81,965.00

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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.