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Finding the Fourth Proportional to 44,878.76, 67,315.70 and 13,714.01

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Solution

The fourth proportional to 44,878.76, 67,315.70 and 13,714.01 is: 20,570.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,878.76 : 67,315.70 = 13,714.01 : x
  2. Step 2: Convert to fraction form
    44,878.76/67,315.70 = 13,714.01/x
  3. Step 3: Cross multiply
    44,878.76x = 67,315.70 × 13,714.01
  4. Step 4: Simplify right side
    44,878.76x = 923,168,182.96
  5. Step 5: Solve for x
    x = 923,168,182.96/44,878.76
  6. Step 6: Final answer
    x = 20,570.27

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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.