Home / 163,780.18-226,021.05-92,162.74

Finding the Fourth Proportional to 163,780.18, 226,021.05 and 92,162.74

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Solution

The fourth proportional to 163,780.18, 226,021.05 and 92,162.74 is: 127,187.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,780.18 : 226,021.05 = 92,162.74 : x
  2. Step 2: Convert to fraction form
    163,780.18/226,021.05 = 92,162.74/x
  3. Step 3: Cross multiply
    163,780.18x = 226,021.05 × 92,162.74
  4. Step 4: Simplify right side
    163,780.18x = 20,830,719,265.68
  5. Step 5: Solve for x
    x = 20,830,719,265.68/163,780.18
  6. Step 6: Final answer
    x = 127,187.06

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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.