Home / 163,901.36-226,190.85-91,304.16

Finding the Fourth Proportional to 163,901.36, 226,190.85 and 91,304.16

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Solution

The fourth proportional to 163,901.36, 226,190.85 and 91,304.16 is: 126,003.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,901.36 : 226,190.85 = 91,304.16 : x
  2. Step 2: Convert to fraction form
    163,901.36/226,190.85 = 91,304.16/x
  3. Step 3: Cross multiply
    163,901.36x = 226,190.85 × 91,304.16
  4. Step 4: Simplify right side
    163,901.36x = 20,652,166,635.41
  5. Step 5: Solve for x
    x = 20,652,166,635.41/163,901.36
  6. Step 6: Final answer
    x = 126,003.63

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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.