Home / 117,484.95-162,132.11-63,769.83

Finding the Fourth Proportional to 117,484.95, 162,132.11 and 63,769.83

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Solution

The fourth proportional to 117,484.95, 162,132.11 and 63,769.83 is: 88,003.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,484.95 : 162,132.11 = 63,769.83 : x
  2. Step 2: Convert to fraction form
    117,484.95/162,132.11 = 63,769.83/x
  3. Step 3: Cross multiply
    117,484.95x = 162,132.11 × 63,769.83
  4. Step 4: Simplify right side
    117,484.95x = 10,339,136,773.39
  5. Step 5: Solve for x
    x = 10,339,136,773.39/117,484.95
  6. Step 6: Final answer
    x = 88,003.93

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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.