Home / 106,137.59-159,261.12-47,015.01

Finding the Fourth Proportional to 106,137.59, 159,261.12 and 47,015.01

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Solution

The fourth proportional to 106,137.59, 159,261.12 and 47,015.01 is: 70,546.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,137.59 : 159,261.12 = 47,015.01 : x
  2. Step 2: Convert to fraction form
    106,137.59/159,261.12 = 47,015.01/x
  3. Step 3: Cross multiply
    106,137.59x = 159,261.12 × 47,015.01
  4. Step 4: Simplify right side
    106,137.59x = 7,487,663,149.41
  5. Step 5: Solve for x
    x = 7,487,663,149.41/106,137.59
  6. Step 6: Final answer
    x = 70,546.76

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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.