Home / 104,212.74-143,814.24-56,466.45

Finding the Fourth Proportional to 104,212.74, 143,814.24 and 56,466.45

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Solution

The fourth proportional to 104,212.74, 143,814.24 and 56,466.45 is: 77,924.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,212.74 : 143,814.24 = 56,466.45 : x
  2. Step 2: Convert to fraction form
    104,212.74/143,814.24 = 56,466.45/x
  3. Step 3: Cross multiply
    104,212.74x = 143,814.24 × 56,466.45
  4. Step 4: Simplify right side
    104,212.74x = 8,120,679,592.25
  5. Step 5: Solve for x
    x = 8,120,679,592.25/104,212.74
  6. Step 6: Final answer
    x = 77,924.06

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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.