Home / 68,455.52-102,577.44-53,427.02

Finding the Fourth Proportional to 68,455.52, 102,577.44 and 53,427.02

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Solution

The fourth proportional to 68,455.52, 102,577.44 and 53,427.02 is: 80,057.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,455.52 : 102,577.44 = 53,427.02 : x
  2. Step 2: Convert to fraction form
    68,455.52/102,577.44 = 53,427.02/x
  3. Step 3: Cross multiply
    68,455.52x = 102,577.44 × 53,427.02
  4. Step 4: Simplify right side
    68,455.52x = 5,480,406,938.43
  5. Step 5: Solve for x
    x = 5,480,406,938.43/68,455.52
  6. Step 6: Final answer
    x = 80,057.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.