Home / 53,631.74-74,020.64-29,766.11

Finding the Fourth Proportional to 53,631.74, 74,020.64 and 29,766.11

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Solution

The fourth proportional to 53,631.74, 74,020.64 and 29,766.11 is: 41,082.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,631.74 : 74,020.64 = 29,766.11 : x
  2. Step 2: Convert to fraction form
    53,631.74/74,020.64 = 29,766.11/x
  3. Step 3: Cross multiply
    53,631.74x = 74,020.64 × 29,766.11
  4. Step 4: Simplify right side
    53,631.74x = 2,203,305,993.58
  5. Step 5: Solve for x
    x = 2,203,305,993.58/53,631.74
  6. Step 6: Final answer
    x = 41,082.13

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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.