Home / 116,660.78-175,016.69-37,782.98

Finding the Fourth Proportional to 116,660.78, 175,016.69 and 37,782.98

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Solution

The fourth proportional to 116,660.78, 175,016.69 and 37,782.98 is: 56,682.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,660.78 : 175,016.69 = 37,782.98 : x
  2. Step 2: Convert to fraction form
    116,660.78/175,016.69 = 37,782.98/x
  3. Step 3: Cross multiply
    116,660.78x = 175,016.69 × 37,782.98
  4. Step 4: Simplify right side
    116,660.78x = 6,612,651,831.94
  5. Step 5: Solve for x
    x = 6,612,651,831.94/116,660.78
  6. Step 6: Final answer
    x = 56,682.73

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1.5x scale

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.