Home / 53,359.78-73,634.10-29,485.94

Finding the Fourth Proportional to 53,359.78, 73,634.10 and 29,485.94

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Solution

The fourth proportional to 53,359.78, 73,634.10 and 29,485.94 is: 40,689.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,359.78 : 73,634.10 = 29,485.94 : x
  2. Step 2: Convert to fraction form
    53,359.78/73,634.10 = 29,485.94/x
  3. Step 3: Cross multiply
    53,359.78x = 73,634.10 × 29,485.94
  4. Step 4: Simplify right side
    53,359.78x = 2,171,170,654.55
  5. Step 5: Solve for x
    x = 2,171,170,654.55/53,359.78
  6. Step 6: Final answer
    x = 40,689.27

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1.5x scale

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.