Home / 117,522.63-162,181.44-63,807.48

Finding the Fourth Proportional to 117,522.63, 162,181.44 and 63,807.48

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Solution

The fourth proportional to 117,522.63, 162,181.44 and 63,807.48 is: 88,054.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,522.63 : 162,181.44 = 63,807.48 : x
  2. Step 2: Convert to fraction form
    117,522.63/162,181.44 = 63,807.48/x
  3. Step 3: Cross multiply
    117,522.63x = 162,181.44 × 63,807.48
  4. Step 4: Simplify right side
    117,522.63x = 10,348,388,989.17
  5. Step 5: Solve for x
    x = 10,348,388,989.17/117,522.63
  6. Step 6: Final answer
    x = 88,054.44

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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.