Home / 53,629.16-74,017.12-29,763.50

Finding the Fourth Proportional to 53,629.16, 74,017.12 and 29,763.50

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Solution

The fourth proportional to 53,629.16, 74,017.12 and 29,763.50 is: 41,078.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,629.16 : 74,017.12 = 29,763.50 : x
  2. Step 2: Convert to fraction form
    53,629.16/74,017.12 = 29,763.50/x
  3. Step 3: Cross multiply
    53,629.16x = 74,017.12 × 29,763.50
  4. Step 4: Simplify right side
    53,629.16x = 2,203,008,551.12
  5. Step 5: Solve for x
    x = 2,203,008,551.12/53,629.16
  6. Step 6: Final answer
    x = 41,078.56

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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.