Home / 163,983.78-226,298.88-92,357.10

Finding the Fourth Proportional to 163,983.78, 226,298.88 and 92,357.10

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Solution

The fourth proportional to 163,983.78, 226,298.88 and 92,357.10 is: 127,453.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,983.78 : 226,298.88 = 92,357.10 : x
  2. Step 2: Convert to fraction form
    163,983.78/226,298.88 = 92,357.10/x
  3. Step 3: Cross multiply
    163,983.78x = 226,298.88 × 92,357.10
  4. Step 4: Simplify right side
    163,983.78x = 20,900,308,290.05
  5. Step 5: Solve for x
    x = 20,900,308,290.05/163,983.78
  6. Step 6: Final answer
    x = 127,453.51

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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.