Home / 54,634.64-75,305.16-38,698.64

Finding the Fourth Proportional to 54,634.64, 75,305.16 and 38,698.64

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Solution

The fourth proportional to 54,634.64, 75,305.16 and 38,698.64 is: 53,339.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,634.64 : 75,305.16 = 38,698.64 : x
  2. Step 2: Convert to fraction form
    54,634.64/75,305.16 = 38,698.64/x
  3. Step 3: Cross multiply
    54,634.64x = 75,305.16 × 38,698.64
  4. Step 4: Simplify right side
    54,634.64x = 2,914,207,276.98
  5. Step 5: Solve for x
    x = 2,914,207,276.98/54,634.64
  6. Step 6: Final answer
    x = 53,339.92

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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.