Home / 104,878.44-158,108.27-98,113.32

Finding the Fourth Proportional to 104,878.44, 158,108.27 and 98,113.32

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Solution

The fourth proportional to 104,878.44, 158,108.27 and 98,113.32 is: 147,909.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,878.44 : 158,108.27 = 98,113.32 : x
  2. Step 2: Convert to fraction form
    104,878.44/158,108.27 = 98,113.32/x
  3. Step 3: Cross multiply
    104,878.44x = 158,108.27 × 98,113.32
  4. Step 4: Simplify right side
    104,878.44x = 15,512,526,798.59
  5. Step 5: Solve for x
    x = 15,512,526,798.59/104,878.44
  6. Step 6: Final answer
    x = 147,909.59

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.