Home / 61,676.19-92,518.80-19,559.46

Finding the Fourth Proportional to 61,676.19, 92,518.80 and 19,559.46

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Solution

The fourth proportional to 61,676.19, 92,518.80 and 19,559.46 is: 29,340.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,676.19 : 92,518.80 = 19,559.46 : x
  2. Step 2: Convert to fraction form
    61,676.19/92,518.80 = 19,559.46/x
  3. Step 3: Cross multiply
    61,676.19x = 92,518.80 × 19,559.46
  4. Step 4: Simplify right side
    61,676.19x = 1,809,617,767.85
  5. Step 5: Solve for x
    x = 1,809,617,767.85/61,676.19
  6. Step 6: Final answer
    x = 29,340.62

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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.