Home / 106,399.41-146,831.14-58,653.55

Finding the Fourth Proportional to 106,399.41, 146,831.14 and 58,653.55

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Solution

The fourth proportional to 106,399.41, 146,831.14 and 58,653.55 is: 80,941.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,399.41 : 146,831.14 = 58,653.55 : x
  2. Step 2: Convert to fraction form
    106,399.41/146,831.14 = 58,653.55/x
  3. Step 3: Cross multiply
    106,399.41x = 146,831.14 × 58,653.55
  4. Step 4: Simplify right side
    106,399.41x = 8,612,167,611.55
  5. Step 5: Solve for x
    x = 8,612,167,611.55/106,399.41
  6. Step 6: Final answer
    x = 80,941.87

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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.