Home / 151,820.40-227,584.80-118,067.70

Finding the Fourth Proportional to 151,820.40, 227,584.80 and 118,067.70

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Solution

The fourth proportional to 151,820.40, 227,584.80 and 118,067.70 is: 176,988.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,820.40 : 227,584.80 = 118,067.70 : x
  2. Step 2: Convert to fraction form
    151,820.40/227,584.80 = 118,067.70/x
  3. Step 3: Cross multiply
    151,820.40x = 227,584.80 × 118,067.70
  4. Step 4: Simplify right side
    151,820.40x = 26,870,413,890.96
  5. Step 5: Solve for x
    x = 26,870,413,890.96/151,820.40
  6. Step 6: Final answer
    x = 176,988.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.