Home / 195,624.69-269,963.19-115,055.61

Finding the Fourth Proportional to 195,624.69, 269,963.19 and 115,055.61

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Solution

The fourth proportional to 195,624.69, 269,963.19 and 115,055.61 is: 158,777.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,624.69 : 269,963.19 = 115,055.61 : x
  2. Step 2: Convert to fraction form
    195,624.69/269,963.19 = 115,055.61/x
  3. Step 3: Cross multiply
    195,624.69x = 269,963.19 × 115,055.61
  4. Step 4: Simplify right side
    195,624.69x = 31,060,779,503.00
  5. Step 5: Solve for x
    x = 31,060,779,503.00/195,624.69
  6. Step 6: Final answer
    x = 158,777.40

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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.