Home / 71,050.37-98,043.82-39,214.94

Finding the Fourth Proportional to 71,050.37, 98,043.82 and 39,214.94

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Solution

The fourth proportional to 71,050.37, 98,043.82 and 39,214.94 is: 54,113.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,050.37 : 98,043.82 = 39,214.94 : x
  2. Step 2: Convert to fraction form
    71,050.37/98,043.82 = 39,214.94/x
  3. Step 3: Cross multiply
    71,050.37x = 98,043.82 × 39,214.94
  4. Step 4: Simplify right side
    71,050.37x = 3,844,781,930.41
  5. Step 5: Solve for x
    x = 3,844,781,930.41/71,050.37
  6. Step 6: Final answer
    x = 54,113.47

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1.5x scale

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.