Home / 53,637.82-74,020.70-29,766.71

Finding the Fourth Proportional to 53,637.82, 74,020.70 and 29,766.71

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Solution

The fourth proportional to 53,637.82, 74,020.70 and 29,766.71 is: 41,078.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,637.82 : 74,020.70 = 29,766.71 : x
  2. Step 2: Convert to fraction form
    53,637.82/74,020.70 = 29,766.71/x
  3. Step 3: Cross multiply
    53,637.82x = 74,020.70 × 29,766.71
  4. Step 4: Simplify right side
    53,637.82x = 2,203,352,710.90
  5. Step 5: Solve for x
    x = 2,203,352,710.90/53,637.82
  6. Step 6: Final answer
    x = 41,078.34

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1.5x scale

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.