Home / 112,234.54-168,351.84-74,867.60

Finding the Fourth Proportional to 112,234.54, 168,351.84 and 74,867.60

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Solution

The fourth proportional to 112,234.54, 168,351.84 and 74,867.60 is: 112,301.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,234.54 : 168,351.84 = 74,867.60 : x
  2. Step 2: Convert to fraction form
    112,234.54/168,351.84 = 74,867.60/x
  3. Step 3: Cross multiply
    112,234.54x = 168,351.84 × 74,867.60
  4. Step 4: Simplify right side
    112,234.54x = 12,604,098,216.38
  5. Step 5: Solve for x
    x = 12,604,098,216.38/112,234.54
  6. Step 6: Final answer
    x = 112,301.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.