Home / 54,418.10-81,627.15-36,703.40

Finding the Fourth Proportional to 54,418.10, 81,627.15 and 36,703.40

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Solution

The fourth proportional to 54,418.10, 81,627.15 and 36,703.40 is: 55,055.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,418.10 : 81,627.15 = 36,703.40 : x
  2. Step 2: Convert to fraction form
    54,418.10/81,627.15 = 36,703.40/x
  3. Step 3: Cross multiply
    54,418.10x = 81,627.15 × 36,703.40
  4. Step 4: Simplify right side
    54,418.10x = 2,995,993,937.31
  5. Step 5: Solve for x
    x = 2,995,993,937.31/54,418.10
  6. Step 6: Final answer
    x = 55,055.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.