Home / 102,028.16-153,042.60-30,951.41

Finding the Fourth Proportional to 102,028.16, 153,042.60 and 30,951.41

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Solution

The fourth proportional to 102,028.16, 153,042.60 and 30,951.41 is: 46,427.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,028.16 : 153,042.60 = 30,951.41 : x
  2. Step 2: Convert to fraction form
    102,028.16/153,042.60 = 30,951.41/x
  3. Step 3: Cross multiply
    102,028.16x = 153,042.60 × 30,951.41
  4. Step 4: Simplify right side
    102,028.16x = 4,736,883,494.85
  5. Step 5: Solve for x
    x = 4,736,883,494.85/102,028.16
  6. Step 6: Final answer
    x = 46,427.22

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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.