Home / 96,831.12-133,626.96-54,403.32

Finding the Fourth Proportional to 96,831.12, 133,626.96 and 54,403.32

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Solution

The fourth proportional to 96,831.12, 133,626.96 and 54,403.32 is: 75,076.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,831.12 : 133,626.96 = 54,403.32 : x
  2. Step 2: Convert to fraction form
    96,831.12/133,626.96 = 54,403.32/x
  3. Step 3: Cross multiply
    96,831.12x = 133,626.96 × 54,403.32
  4. Step 4: Simplify right side
    96,831.12x = 7,269,750,265.51
  5. Step 5: Solve for x
    x = 7,269,750,265.51/96,831.12
  6. Step 6: Final answer
    x = 75,076.59

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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.