Home / 227,117.90-340,573.03-84,858.83

Finding the Fourth Proportional to 227,117.90, 340,573.03 and 84,858.83

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Solution

The fourth proportional to 227,117.90, 340,573.03 and 84,858.83 is: 127,249.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,117.90 : 340,573.03 = 84,858.83 : x
  2. Step 2: Convert to fraction form
    227,117.90/340,573.03 = 84,858.83/x
  3. Step 3: Cross multiply
    227,117.90x = 340,573.03 × 84,858.83
  4. Step 4: Simplify right side
    227,117.90x = 28,900,628,217.49
  5. Step 5: Solve for x
    x = 28,900,628,217.49/227,117.90
  6. Step 6: Final answer
    x = 127,249.45

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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.