Home / 54,199.94-74,799.05-30,326.40

Finding the Fourth Proportional to 54,199.94, 74,799.05 and 30,326.40

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Solution

The fourth proportional to 54,199.94, 74,799.05 and 30,326.40 is: 41,852.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,199.94 : 74,799.05 = 30,326.40 : x
  2. Step 2: Convert to fraction form
    54,199.94/74,799.05 = 30,326.40/x
  3. Step 3: Cross multiply
    54,199.94x = 74,799.05 × 30,326.40
  4. Step 4: Simplify right side
    54,199.94x = 2,268,385,758.29
  5. Step 5: Solve for x
    x = 2,268,385,758.29/54,199.94
  6. Step 6: Final answer
    x = 41,852.19

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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.