Home / 163,999.37-226,319.13-92,379.39

Finding the Fourth Proportional to 163,999.37, 226,319.13 and 92,379.39

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Solution

The fourth proportional to 163,999.37, 226,319.13 and 92,379.39 is: 127,483.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,999.37 : 226,319.13 = 92,379.39 : x
  2. Step 2: Convert to fraction form
    163,999.37/226,319.13 = 92,379.39/x
  3. Step 3: Cross multiply
    163,999.37x = 226,319.13 × 92,379.39
  4. Step 4: Simplify right side
    163,999.37x = 20,907,223,953.07
  5. Step 5: Solve for x
    x = 20,907,223,953.07/163,999.37
  6. Step 6: Final answer
    x = 127,483.56

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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.