Home / 117,626.40-162,325.44-63,911.52

Finding the Fourth Proportional to 117,626.40, 162,325.44 and 63,911.52

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Solution

The fourth proportional to 117,626.40, 162,325.44 and 63,911.52 is: 88,198.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,626.40 : 162,325.44 = 63,911.52 : x
  2. Step 2: Convert to fraction form
    117,626.40/162,325.44 = 63,911.52/x
  3. Step 3: Cross multiply
    117,626.40x = 162,325.44 × 63,911.52
  4. Step 4: Simplify right side
    117,626.40x = 10,374,465,605.07
  5. Step 5: Solve for x
    x = 10,374,465,605.07/117,626.40
  6. Step 6: Final answer
    x = 88,198.45

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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.