Home / 53,757.56-74,182.20-29,883.40

Finding the Fourth Proportional to 53,757.56, 74,182.20 and 29,883.40

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Solution

The fourth proportional to 53,757.56, 74,182.20 and 29,883.40 is: 41,237.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,757.56 : 74,182.20 = 29,883.40 : x
  2. Step 2: Convert to fraction form
    53,757.56/74,182.20 = 29,883.40/x
  3. Step 3: Cross multiply
    53,757.56x = 74,182.20 × 29,883.40
  4. Step 4: Simplify right side
    53,757.56x = 2,216,816,355.48
  5. Step 5: Solve for x
    x = 2,216,816,355.48/53,757.56
  6. Step 6: Final answer
    x = 41,237.29

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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.