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Finding the Fourth Proportional to 117,483.93, 162,127.97 and 63,768.95

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Solution

The fourth proportional to 117,483.93, 162,127.97 and 63,768.95 is: 88,001.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,483.93 : 162,127.97 = 63,768.95 : x
  2. Step 2: Convert to fraction form
    117,483.93/162,127.97 = 63,768.95/x
  3. Step 3: Cross multiply
    117,483.93x = 162,127.97 × 63,768.95
  4. Step 4: Simplify right side
    117,483.93x = 10,338,729,283.05
  5. Step 5: Solve for x
    x = 10,338,729,283.05/117,483.93
  6. Step 6: Final answer
    x = 88,001.22

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1.5x scale

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.