Home / 63,212.96-87,222.46-40,844

Finding the Fourth Proportional to 63,212.96, 87,222.46 and 40,844

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Solution

The fourth proportional to 63,212.96, 87,222.46 and 40,844 is: 56,357.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,212.96 : 87,222.46 = 40,844 : x
  2. Step 2: Convert to fraction form
    63,212.96/87,222.46 = 40,844/x
  3. Step 3: Cross multiply
    63,212.96x = 87,222.46 × 40,844
  4. Step 4: Simplify right side
    63,212.96x = 3,562,514,156.24
  5. Step 5: Solve for x
    x = 3,562,514,156.24/63,212.96
  6. Step 6: Final answer
    x = 56,357.34

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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.