Home / 148,108.20-204,394.74-84,445.32

Finding the Fourth Proportional to 148,108.20, 204,394.74 and 84,445.32

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Solution

The fourth proportional to 148,108.20, 204,394.74 and 84,445.32 is: 116,537.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,108.20 : 204,394.74 = 84,445.32 : x
  2. Step 2: Convert to fraction form
    148,108.20/204,394.74 = 84,445.32/x
  3. Step 3: Cross multiply
    148,108.20x = 204,394.74 × 84,445.32
  4. Step 4: Simplify right side
    148,108.20x = 17,260,179,225.62
  5. Step 5: Solve for x
    x = 17,260,179,225.62/148,108.20
  6. Step 6: Final answer
    x = 116,537.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.