Home / 117,947.90-162,774.93-88,824.11

Finding the Fourth Proportional to 117,947.90, 162,774.93 and 88,824.11

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Solution

The fourth proportional to 117,947.90, 162,774.93 and 88,824.11 is: 122,582.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,947.90 : 162,774.93 = 88,824.11 : x
  2. Step 2: Convert to fraction form
    117,947.90/162,774.93 = 88,824.11/x
  3. Step 3: Cross multiply
    117,947.90x = 162,774.93 × 88,824.11
  4. Step 4: Simplify right side
    117,947.90x = 14,458,338,722.39
  5. Step 5: Solve for x
    x = 14,458,338,722.39/117,947.90
  6. Step 6: Final answer
    x = 122,582.42

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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.