Home / 117,768.08-162,517.56-64,052

Finding the Fourth Proportional to 117,768.08, 162,517.56 and 64,052

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Solution

The fourth proportional to 117,768.08, 162,517.56 and 64,052 is: 88,390.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,768.08 : 162,517.56 = 64,052 : x
  2. Step 2: Convert to fraction form
    117,768.08/162,517.56 = 64,052/x
  3. Step 3: Cross multiply
    117,768.08x = 162,517.56 × 64,052
  4. Step 4: Simplify right side
    117,768.08x = 10,409,574,753.12
  5. Step 5: Solve for x
    x = 10,409,574,753.12/117,768.08
  6. Step 6: Final answer
    x = 88,390.46

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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.