Home / 106,050.72-159,102-35,930.64

Finding the Fourth Proportional to 106,050.72, 159,102 and 35,930.64

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Solution

The fourth proportional to 106,050.72, 159,102 and 35,930.64 is: 53,904.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,050.72 : 159,102 = 35,930.64 : x
  2. Step 2: Convert to fraction form
    106,050.72/159,102 = 35,930.64/x
  3. Step 3: Cross multiply
    106,050.72x = 159,102 × 35,930.64
  4. Step 4: Simplify right side
    106,050.72x = 5,716,636,685.28
  5. Step 5: Solve for x
    x = 5,716,636,685.28/106,050.72
  6. Step 6: Final answer
    x = 53,904.74

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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.