Home / 117,788.54-162,552.47-67,497.26

Finding the Fourth Proportional to 117,788.54, 162,552.47 and 67,497.26

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Solution

The fourth proportional to 117,788.54, 162,552.47 and 67,497.26 is: 93,148.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,788.54 : 162,552.47 = 67,497.26 : x
  2. Step 2: Convert to fraction form
    117,788.54/162,552.47 = 67,497.26/x
  3. Step 3: Cross multiply
    117,788.54x = 162,552.47 × 67,497.26
  4. Step 4: Simplify right side
    117,788.54x = 10,971,845,180.98
  5. Step 5: Solve for x
    x = 10,971,845,180.98/117,788.54
  6. Step 6: Final answer
    x = 93,148.67

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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.