Home / 49,893.40-74,796.08-20,335.96

Finding the Fourth Proportional to 49,893.40, 74,796.08 and 20,335.96

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Solution

The fourth proportional to 49,893.40, 74,796.08 and 20,335.96 is: 30,486.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,893.40 : 74,796.08 = 20,335.96 : x
  2. Step 2: Convert to fraction form
    49,893.40/74,796.08 = 20,335.96/x
  3. Step 3: Cross multiply
    49,893.40x = 74,796.08 × 20,335.96
  4. Step 4: Simplify right side
    49,893.40x = 1,521,050,091.04
  5. Step 5: Solve for x
    x = 1,521,050,091.04/49,893.40
  6. Step 6: Final answer
    x = 30,486.00

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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.