Home / 163,877.56-226,136.52-91,274.92

Finding the Fourth Proportional to 163,877.56, 226,136.52 and 91,274.92

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Solution

The fourth proportional to 163,877.56, 226,136.52 and 91,274.92 is: 125,951.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,877.56 : 226,136.52 = 91,274.92 : x
  2. Step 2: Convert to fraction form
    163,877.56/226,136.52 = 91,274.92/x
  3. Step 3: Cross multiply
    163,877.56x = 226,136.52 × 91,274.92
  4. Step 4: Simplify right side
    163,877.56x = 20,640,592,772.08
  5. Step 5: Solve for x
    x = 20,640,592,772.08/163,877.56
  6. Step 6: Final answer
    x = 125,951.31

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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.