Home / 226,989.76-313,233.82-130,188.60

Finding the Fourth Proportional to 226,989.76, 313,233.82 and 130,188.60

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Solution

The fourth proportional to 226,989.76, 313,233.82 and 130,188.60 is: 179,653.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,989.76 : 313,233.82 = 130,188.60 : x
  2. Step 2: Convert to fraction form
    226,989.76/313,233.82 = 130,188.60/x
  3. Step 3: Cross multiply
    226,989.76x = 313,233.82 × 130,188.60
  4. Step 4: Simplify right side
    226,989.76x = 40,779,472,498.45
  5. Step 5: Solve for x
    x = 40,779,472,498.45/226,989.76
  6. Step 6: Final answer
    x = 179,653.36

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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.