Home / 71,060.54-98,062.94-39,228.75

Finding the Fourth Proportional to 71,060.54, 98,062.94 and 39,228.75

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Solution

The fourth proportional to 71,060.54, 98,062.94 and 39,228.75 is: 54,135.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,060.54 : 98,062.94 = 39,228.75 : x
  2. Step 2: Convert to fraction form
    71,060.54/98,062.94 = 39,228.75/x
  3. Step 3: Cross multiply
    71,060.54x = 98,062.94 × 39,228.75
  4. Step 4: Simplify right side
    71,060.54x = 3,846,886,655.60
  5. Step 5: Solve for x
    x = 3,846,886,655.60/71,060.54
  6. Step 6: Final answer
    x = 54,135.35

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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.