Home / 163,958.08-226,410.24-103,635.76

Finding the Fourth Proportional to 163,958.08, 226,410.24 and 103,635.76

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Solution

The fourth proportional to 163,958.08, 226,410.24 and 103,635.76 is: 143,110.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,958.08 : 226,410.24 = 103,635.76 : x
  2. Step 2: Convert to fraction form
    163,958.08/226,410.24 = 103,635.76/x
  3. Step 3: Cross multiply
    163,958.08x = 226,410.24 × 103,635.76
  4. Step 4: Simplify right side
    163,958.08x = 23,464,197,294.18
  5. Step 5: Solve for x
    x = 23,464,197,294.18/163,958.08
  6. Step 6: Final answer
    x = 143,110.95

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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.