Home / 53,769.60-74,202.12-29,898.72

Finding the Fourth Proportional to 53,769.60, 74,202.12 and 29,898.72

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Solution

The fourth proportional to 53,769.60, 74,202.12 and 29,898.72 is: 41,260.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,769.60 : 74,202.12 = 29,898.72 : x
  2. Step 2: Convert to fraction form
    53,769.60/74,202.12 = 29,898.72/x
  3. Step 3: Cross multiply
    53,769.60x = 74,202.12 × 29,898.72
  4. Step 4: Simplify right side
    53,769.60x = 2,218,548,409.29
  5. Step 5: Solve for x
    x = 2,218,548,409.29/53,769.60
  6. Step 6: Final answer
    x = 41,260.27

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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.