Home / 163,742.52-225,946.60-92,121.33

Finding the Fourth Proportional to 163,742.52, 225,946.60 and 92,121.33

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Solution

The fourth proportional to 163,742.52, 225,946.60 and 92,121.33 is: 127,117.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,742.52 : 225,946.60 = 92,121.33 : x
  2. Step 2: Convert to fraction form
    163,742.52/225,946.60 = 92,121.33/x
  3. Step 3: Cross multiply
    163,742.52x = 225,946.60 × 92,121.33
  4. Step 4: Simplify right side
    163,742.52x = 20,814,501,300.98
  5. Step 5: Solve for x
    x = 20,814,501,300.98/163,742.52
  6. Step 6: Final answer
    x = 127,117.26

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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.