Home / 61,977.89-92,973.45-19,842.91

Finding the Fourth Proportional to 61,977.89, 92,973.45 and 19,842.91

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Solution

The fourth proportional to 61,977.89, 92,973.45 and 19,842.91 is: 29,766.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,977.89 : 92,973.45 = 19,842.91 : x
  2. Step 2: Convert to fraction form
    61,977.89/92,973.45 = 19,842.91/x
  3. Step 3: Cross multiply
    61,977.89x = 92,973.45 × 19,842.91
  4. Step 4: Simplify right side
    61,977.89x = 1,844,863,800.74
  5. Step 5: Solve for x
    x = 1,844,863,800.74/61,977.89
  6. Step 6: Final answer
    x = 29,766.48

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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.