Home / 116,067.72-160,243.36-75,848.80

Finding the Fourth Proportional to 116,067.72, 160,243.36 and 75,848.80

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Solution

The fourth proportional to 116,067.72, 160,243.36 and 75,848.80 is: 104,717.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,067.72 : 160,243.36 = 75,848.80 : x
  2. Step 2: Convert to fraction form
    116,067.72/160,243.36 = 75,848.80/x
  3. Step 3: Cross multiply
    116,067.72x = 160,243.36 × 75,848.80
  4. Step 4: Simplify right side
    116,067.72x = 12,154,266,563.97
  5. Step 5: Solve for x
    x = 12,154,266,563.97/116,067.72
  6. Step 6: Final answer
    x = 104,717.03

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1.5x scale

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.