Home / 76,985.91-106,217.33-44,714.30

Finding the Fourth Proportional to 76,985.91, 106,217.33 and 44,714.30

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Solution

The fourth proportional to 76,985.91, 106,217.33 and 44,714.30 is: 61,692.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,985.91 : 106,217.33 = 44,714.30 : x
  2. Step 2: Convert to fraction form
    76,985.91/106,217.33 = 44,714.30/x
  3. Step 3: Cross multiply
    76,985.91x = 106,217.33 × 44,714.30
  4. Step 4: Simplify right side
    76,985.91x = 4,749,432,804.16
  5. Step 5: Solve for x
    x = 4,749,432,804.16/76,985.91
  6. Step 6: Final answer
    x = 61,692.23

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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.