Home / 163,434.28-225,548.94-123,076.84

Finding the Fourth Proportional to 163,434.28, 225,548.94 and 123,076.84

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Solution

The fourth proportional to 163,434.28, 225,548.94 and 123,076.84 is: 169,853.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,434.28 : 225,548.94 = 123,076.84 : x
  2. Step 2: Convert to fraction form
    163,434.28/225,548.94 = 123,076.84/x
  3. Step 3: Cross multiply
    163,434.28x = 225,548.94 × 123,076.84
  4. Step 4: Simplify right side
    163,434.28x = 27,759,850,800.55
  5. Step 5: Solve for x
    x = 27,759,850,800.55/163,434.28
  6. Step 6: Final answer
    x = 169,853.29

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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.