Home / 106,252.40-159,378.60-47,025.20

Finding the Fourth Proportional to 106,252.40, 159,378.60 and 47,025.20

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Solution

The fourth proportional to 106,252.40, 159,378.60 and 47,025.20 is: 70,537.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,252.40 : 159,378.60 = 47,025.20 : x
  2. Step 2: Convert to fraction form
    106,252.40/159,378.60 = 47,025.20/x
  3. Step 3: Cross multiply
    106,252.40x = 159,378.60 × 47,025.20
  4. Step 4: Simplify right side
    106,252.40x = 7,494,810,540.72
  5. Step 5: Solve for x
    x = 7,494,810,540.72/106,252.40
  6. Step 6: Final answer
    x = 70,537.80

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1.5x scale

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.