Home / 121,388.16-182,104.20-37,146.84

Finding the Fourth Proportional to 121,388.16, 182,104.20 and 37,146.84

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Solution

The fourth proportional to 121,388.16, 182,104.20 and 37,146.84 is: 55,726.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,388.16 : 182,104.20 = 37,146.84 : x
  2. Step 2: Convert to fraction form
    121,388.16/182,104.20 = 37,146.84/x
  3. Step 3: Cross multiply
    121,388.16x = 182,104.20 × 37,146.84
  4. Step 4: Simplify right side
    121,388.16x = 6,764,595,580.73
  5. Step 5: Solve for x
    x = 6,764,595,580.73/121,388.16
  6. Step 6: Final answer
    x = 55,726.98

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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.