Home / 61,882.10-92,698.30-28,555.86

Finding the Fourth Proportional to 61,882.10, 92,698.30 and 28,555.86

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Solution

The fourth proportional to 61,882.10, 92,698.30 and 28,555.86 is: 42,776.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,882.10 : 92,698.30 = 28,555.86 : x
  2. Step 2: Convert to fraction form
    61,882.10/92,698.30 = 28,555.86/x
  3. Step 3: Cross multiply
    61,882.10x = 92,698.30 × 28,555.86
  4. Step 4: Simplify right side
    61,882.10x = 2,647,079,534.26
  5. Step 5: Solve for x
    x = 2,647,079,534.26/61,882.10
  6. Step 6: Final answer
    x = 42,776.18

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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.