Home / 163,920.52-226,231.86-92,314.54

Finding the Fourth Proportional to 163,920.52, 226,231.86 and 92,314.54

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Solution

The fourth proportional to 163,920.52, 226,231.86 and 92,314.54 is: 127,406.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,920.52 : 226,231.86 = 92,314.54 : x
  2. Step 2: Convert to fraction form
    163,920.52/226,231.86 = 92,314.54/x
  3. Step 3: Cross multiply
    163,920.52x = 226,231.86 × 92,314.54
  4. Step 4: Simplify right side
    163,920.52x = 20,884,490,089.24
  5. Step 5: Solve for x
    x = 20,884,490,089.24/163,920.52
  6. Step 6: Final answer
    x = 127,406.20

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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.