Home / 195,450.66-269,734.96-109,417.30

Finding the Fourth Proportional to 195,450.66, 269,734.96 and 109,417.30

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Solution

The fourth proportional to 195,450.66, 269,734.96 and 109,417.30 is: 151,003.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,450.66 : 269,734.96 = 109,417.30 : x
  2. Step 2: Convert to fraction form
    195,450.66/269,734.96 = 109,417.30/x
  3. Step 3: Cross multiply
    195,450.66x = 269,734.96 × 109,417.30
  4. Step 4: Simplify right side
    195,450.66x = 29,513,671,038.81
  5. Step 5: Solve for x
    x = 29,513,671,038.81/195,450.66
  6. Step 6: Final answer
    x = 151,003.18

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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.