Home / 106,025.60-159,038.40-50,729.60

Finding the Fourth Proportional to 106,025.60, 159,038.40 and 50,729.60

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Solution

The fourth proportional to 106,025.60, 159,038.40 and 50,729.60 is: 76,094.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,025.60 : 159,038.40 = 50,729.60 : x
  2. Step 2: Convert to fraction form
    106,025.60/159,038.40 = 50,729.60/x
  3. Step 3: Cross multiply
    106,025.60x = 159,038.40 × 50,729.60
  4. Step 4: Simplify right side
    106,025.60x = 8,067,954,416.64
  5. Step 5: Solve for x
    x = 8,067,954,416.64/106,025.60
  6. Step 6: Final answer
    x = 76,094.40

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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.