Home / 195,623.94-269,962.16-115,054.86

Finding the Fourth Proportional to 195,623.94, 269,962.16 and 115,054.86

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Solution

The fourth proportional to 195,623.94, 269,962.16 and 115,054.86 is: 158,776.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,623.94 : 269,962.16 = 115,054.86 : x
  2. Step 2: Convert to fraction form
    195,623.94/269,962.16 = 115,054.86/x
  3. Step 3: Cross multiply
    195,623.94x = 269,962.16 × 115,054.86
  4. Step 4: Simplify right side
    195,623.94x = 31,060,457,948.82
  5. Step 5: Solve for x
    x = 31,060,457,948.82/195,623.94
  6. Step 6: Final answer
    x = 158,776.36

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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.