Home / 53,658.30-74,047.90-29,784.36

Finding the Fourth Proportional to 53,658.30, 74,047.90 and 29,784.36

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Solution

The fourth proportional to 53,658.30, 74,047.90 and 29,784.36 is: 41,102.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,658.30 : 74,047.90 = 29,784.36 : x
  2. Step 2: Convert to fraction form
    53,658.30/74,047.90 = 29,784.36/x
  3. Step 3: Cross multiply
    53,658.30x = 74,047.90 × 29,784.36
  4. Step 4: Simplify right side
    53,658.30x = 2,205,469,310.84
  5. Step 5: Solve for x
    x = 2,205,469,310.84/53,658.30
  6. Step 6: Final answer
    x = 41,102.11

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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.