Home / 45,735.14-63,120.12-27,831.98

Finding the Fourth Proportional to 45,735.14, 63,120.12 and 27,831.98

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Solution

The fourth proportional to 45,735.14, 63,120.12 and 27,831.98 is: 38,411.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,735.14 : 63,120.12 = 27,831.98 : x
  2. Step 2: Convert to fraction form
    45,735.14/63,120.12 = 27,831.98/x
  3. Step 3: Cross multiply
    45,735.14x = 63,120.12 × 27,831.98
  4. Step 4: Simplify right side
    45,735.14x = 1,756,757,917.44
  5. Step 5: Solve for x
    x = 1,756,757,917.44/45,735.14
  6. Step 6: Final answer
    x = 38,411.56

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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.