Home / 153,785.75-212,357.83-96,524.31

Finding the Fourth Proportional to 153,785.75, 212,357.83 and 96,524.31

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Solution

The fourth proportional to 153,785.75, 212,357.83 and 96,524.31 is: 133,287.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,785.75 : 212,357.83 = 96,524.31 : x
  2. Step 2: Convert to fraction form
    153,785.75/212,357.83 = 96,524.31/x
  3. Step 3: Cross multiply
    153,785.75x = 212,357.83 × 96,524.31
  4. Step 4: Simplify right side
    153,785.75x = 20,497,692,772.54
  5. Step 5: Solve for x
    x = 20,497,692,772.54/153,785.75
  6. Step 6: Final answer
    x = 133,287.34

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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.