Home / 54,385.37-75,052.55-40,749.23

Finding the Fourth Proportional to 54,385.37, 75,052.55 and 40,749.23

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Solution

The fourth proportional to 54,385.37, 75,052.55 and 40,749.23 is: 56,234.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,385.37 : 75,052.55 = 40,749.23 : x
  2. Step 2: Convert to fraction form
    54,385.37/75,052.55 = 40,749.23/x
  3. Step 3: Cross multiply
    54,385.37x = 75,052.55 × 40,749.23
  4. Step 4: Simplify right side
    54,385.37x = 3,058,333,622.04
  5. Step 5: Solve for x
    x = 3,058,333,622.04/54,385.37
  6. Step 6: Final answer
    x = 56,234.49

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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.