Home / 53,688.88-74,092.89-29,815.75

Finding the Fourth Proportional to 53,688.88, 74,092.89 and 29,815.75

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Solution

The fourth proportional to 53,688.88, 74,092.89 and 29,815.75 is: 41,146.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,688.88 : 74,092.89 = 29,815.75 : x
  2. Step 2: Convert to fraction form
    53,688.88/74,092.89 = 29,815.75/x
  3. Step 3: Cross multiply
    53,688.88x = 74,092.89 × 29,815.75
  4. Step 4: Simplify right side
    53,688.88x = 2,209,135,085.02
  5. Step 5: Solve for x
    x = 2,209,135,085.02/53,688.88
  6. Step 6: Final answer
    x = 41,146.98

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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.