Home / 71,050.37-98,049.51-39,219.27

Finding the Fourth Proportional to 71,050.37, 98,049.51 and 39,219.27

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Solution

The fourth proportional to 71,050.37, 98,049.51 and 39,219.27 is: 54,122.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,050.37 : 98,049.51 = 39,219.27 : x
  2. Step 2: Convert to fraction form
    71,050.37/98,049.51 = 39,219.27/x
  3. Step 3: Cross multiply
    71,050.37x = 98,049.51 × 39,219.27
  4. Step 4: Simplify right side
    71,050.37x = 3,845,429,838.37
  5. Step 5: Solve for x
    x = 3,845,429,838.37/71,050.37
  6. Step 6: Final answer
    x = 54,122.59

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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.