Home / 117,522.11-162,181.68-63,807.57

Finding the Fourth Proportional to 117,522.11, 162,181.68 and 63,807.57

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Solution

The fourth proportional to 117,522.11, 162,181.68 and 63,807.57 is: 88,055.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,522.11 : 162,181.68 = 63,807.57 : x
  2. Step 2: Convert to fraction form
    117,522.11/162,181.68 = 63,807.57/x
  3. Step 3: Cross multiply
    117,522.11x = 162,181.68 × 63,807.57
  4. Step 4: Simplify right side
    117,522.11x = 10,348,418,899.32
  5. Step 5: Solve for x
    x = 10,348,418,899.32/117,522.11
  6. Step 6: Final answer
    x = 88,055.08

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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.