Home / 107,181.90-147,920.11-59,450.63

Finding the Fourth Proportional to 107,181.90, 147,920.11 and 59,450.63

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Solution

The fourth proportional to 107,181.90, 147,920.11 and 59,450.63 is: 82,046.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,181.90 : 147,920.11 = 59,450.63 : x
  2. Step 2: Convert to fraction form
    107,181.90/147,920.11 = 59,450.63/x
  3. Step 3: Cross multiply
    107,181.90x = 147,920.11 × 59,450.63
  4. Step 4: Simplify right side
    107,181.90x = 8,793,942,840.94
  5. Step 5: Solve for x
    x = 8,793,942,840.94/107,181.90
  6. Step 6: Final answer
    x = 82,046.90

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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.