Home / 162,844.40-244,266.60-115,605.20

Finding the Fourth Proportional to 162,844.40, 244,266.60 and 115,605.20

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Solution

The fourth proportional to 162,844.40, 244,266.60 and 115,605.20 is: 173,407.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,844.40 : 244,266.60 = 115,605.20 : x
  2. Step 2: Convert to fraction form
    162,844.40/244,266.60 = 115,605.20/x
  3. Step 3: Cross multiply
    162,844.40x = 244,266.60 × 115,605.20
  4. Step 4: Simplify right side
    162,844.40x = 28,238,489,146.32
  5. Step 5: Solve for x
    x = 28,238,489,146.32/162,844.40
  6. Step 6: Final answer
    x = 173,407.80

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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.