Home / 117,442.41-162,070.34-63,727.44

Finding the Fourth Proportional to 117,442.41, 162,070.34 and 63,727.44

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Solution

The fourth proportional to 117,442.41, 162,070.34 and 63,727.44 is: 87,943.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,442.41 : 162,070.34 = 63,727.44 : x
  2. Step 2: Convert to fraction form
    117,442.41/162,070.34 = 63,727.44/x
  3. Step 3: Cross multiply
    117,442.41x = 162,070.34 × 63,727.44
  4. Step 4: Simplify right side
    117,442.41x = 10,328,327,549.49
  5. Step 5: Solve for x
    x = 10,328,327,549.49/117,442.41
  6. Step 6: Final answer
    x = 87,943.76

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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.