Home / 117,444.47-162,074.54-63,729.94

Finding the Fourth Proportional to 117,444.47, 162,074.54 and 63,729.94

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Solution

The fourth proportional to 117,444.47, 162,074.54 and 63,729.94 is: 87,947.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,444.47 : 162,074.54 = 63,729.94 : x
  2. Step 2: Convert to fraction form
    117,444.47/162,074.54 = 63,729.94/x
  3. Step 3: Cross multiply
    117,444.47x = 162,074.54 × 63,729.94
  4. Step 4: Simplify right side
    117,444.47x = 10,329,000,709.73
  5. Step 5: Solve for x
    x = 10,329,000,709.73/117,444.47
  6. Step 6: Final answer
    x = 87,947.95

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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.