Home / 235,142.47-324,589.67-163,564.03

Finding the Fourth Proportional to 235,142.47, 324,589.67 and 163,564.03

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Solution

The fourth proportional to 235,142.47, 324,589.67 and 163,564.03 is: 225,783.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,142.47 : 324,589.67 = 163,564.03 : x
  2. Step 2: Convert to fraction form
    235,142.47/324,589.67 = 163,564.03/x
  3. Step 3: Cross multiply
    235,142.47x = 324,589.67 × 163,564.03
  4. Step 4: Simplify right side
    235,142.47x = 53,091,194,521.57
  5. Step 5: Solve for x
    x = 53,091,194,521.57/235,142.47
  6. Step 6: Final answer
    x = 225,783.09

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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.