Home / 53,851.79-74,311.89-29,977.85

Finding the Fourth Proportional to 53,851.79, 74,311.89 and 29,977.85

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Solution

The fourth proportional to 53,851.79, 74,311.89 and 29,977.85 is: 41,367.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,851.79 : 74,311.89 = 29,977.85 : x
  2. Step 2: Convert to fraction form
    53,851.79/74,311.89 = 29,977.85/x
  3. Step 3: Cross multiply
    53,851.79x = 74,311.89 × 29,977.85
  4. Step 4: Simplify right side
    53,851.79x = 2,227,710,691.64
  5. Step 5: Solve for x
    x = 2,227,710,691.64/53,851.79
  6. Step 6: Final answer
    x = 41,367.44

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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.