Home / 117,496.66-162,077.52-75,007.30

Finding the Fourth Proportional to 117,496.66, 162,077.52 and 75,007.30

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Solution

The fourth proportional to 117,496.66, 162,077.52 and 75,007.30 is: 103,466.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,496.66 : 162,077.52 = 75,007.30 : x
  2. Step 2: Convert to fraction form
    117,496.66/162,077.52 = 75,007.30/x
  3. Step 3: Cross multiply
    117,496.66x = 162,077.52 × 75,007.30
  4. Step 4: Simplify right side
    117,496.66x = 12,156,997,165.90
  5. Step 5: Solve for x
    x = 12,156,997,165.90/117,496.66
  6. Step 6: Final answer
    x = 103,466.75

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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.