Home / 77,397.54-106,831.29-50,544.23

Finding the Fourth Proportional to 77,397.54, 106,831.29 and 50,544.23

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Solution

The fourth proportional to 77,397.54, 106,831.29 and 50,544.23 is: 69,765.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,397.54 : 106,831.29 = 50,544.23 : x
  2. Step 2: Convert to fraction form
    77,397.54/106,831.29 = 50,544.23/x
  3. Step 3: Cross multiply
    77,397.54x = 106,831.29 × 50,544.23
  4. Step 4: Simplify right side
    77,397.54x = 5,399,704,758.80
  5. Step 5: Solve for x
    x = 5,399,704,758.80/77,397.54
  6. Step 6: Final answer
    x = 69,765.84

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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.