Home / 49,450.64-74,191.80-14,392.40

Finding the Fourth Proportional to 49,450.64, 74,191.80 and 14,392.40

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Solution

The fourth proportional to 49,450.64, 74,191.80 and 14,392.40 is: 21,593.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,450.64 : 74,191.80 = 14,392.40 : x
  2. Step 2: Convert to fraction form
    49,450.64/74,191.80 = 14,392.40/x
  3. Step 3: Cross multiply
    49,450.64x = 74,191.80 × 14,392.40
  4. Step 4: Simplify right side
    49,450.64x = 1,067,798,062.32
  5. Step 5: Solve for x
    x = 1,067,798,062.32/49,450.64
  6. Step 6: Final answer
    x = 21,593.21

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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.