Home / 42,628.75-63,893.31-25,110.88

Finding the Fourth Proportional to 42,628.75, 63,893.31 and 25,110.88

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Solution

The fourth proportional to 42,628.75, 63,893.31 and 25,110.88 is: 37,636.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,628.75 : 63,893.31 = 25,110.88 : x
  2. Step 2: Convert to fraction form
    42,628.75/63,893.31 = 25,110.88/x
  3. Step 3: Cross multiply
    42,628.75x = 63,893.31 × 25,110.88
  4. Step 4: Simplify right side
    42,628.75x = 1,604,417,240.21
  5. Step 5: Solve for x
    x = 1,604,417,240.21/42,628.75
  6. Step 6: Final answer
    x = 37,636.98

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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.