Home / 96,738.51-133,491.83-54,288.84

Finding the Fourth Proportional to 96,738.51, 133,491.83 and 54,288.84

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Solution

The fourth proportional to 96,738.51, 133,491.83 and 54,288.84 is: 74,914.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,738.51 : 133,491.83 = 54,288.84 : x
  2. Step 2: Convert to fraction form
    96,738.51/133,491.83 = 54,288.84/x
  3. Step 3: Cross multiply
    96,738.51x = 133,491.83 × 54,288.84
  4. Step 4: Simplify right side
    96,738.51x = 7,247,116,829.33
  5. Step 5: Solve for x
    x = 7,247,116,829.33/96,738.51
  6. Step 6: Final answer
    x = 74,914.49

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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.