Home / 51,932.34-77,887.57-18,654.30

Finding the Fourth Proportional to 51,932.34, 77,887.57 and 18,654.30

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Solution

The fourth proportional to 51,932.34, 77,887.57 and 18,654.30 is: 27,977.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,932.34 : 77,887.57 = 18,654.30 : x
  2. Step 2: Convert to fraction form
    51,932.34/77,887.57 = 18,654.30/x
  3. Step 3: Cross multiply
    51,932.34x = 77,887.57 × 18,654.30
  4. Step 4: Simplify right side
    51,932.34x = 1,452,938,097.05
  5. Step 5: Solve for x
    x = 1,452,938,097.05/51,932.34
  6. Step 6: Final answer
    x = 27,977.52

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1.5x scale

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.