Home / 70,927.66-97,869.62-40,714.12

Finding the Fourth Proportional to 70,927.66, 97,869.62 and 40,714.12

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Solution

The fourth proportional to 70,927.66, 97,869.62 and 40,714.12 is: 56,179.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,927.66 : 97,869.62 = 40,714.12 : x
  2. Step 2: Convert to fraction form
    70,927.66/97,869.62 = 40,714.12/x
  3. Step 3: Cross multiply
    70,927.66x = 97,869.62 × 40,714.12
  4. Step 4: Simplify right side
    70,927.66x = 3,984,675,453.03
  5. Step 5: Solve for x
    x = 3,984,675,453.03/70,927.66
  6. Step 6: Final answer
    x = 56,179.43

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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.