Home / 54,261.36-74,926.49-40,809.15

Finding the Fourth Proportional to 54,261.36, 74,926.49 and 40,809.15

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Solution

The fourth proportional to 54,261.36, 74,926.49 and 40,809.15 is: 56,351.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,261.36 : 74,926.49 = 40,809.15 : x
  2. Step 2: Convert to fraction form
    54,261.36/74,926.49 = 40,809.15/x
  3. Step 3: Cross multiply
    54,261.36x = 74,926.49 × 40,809.15
  4. Step 4: Simplify right side
    54,261.36x = 3,057,686,165.34
  5. Step 5: Solve for x
    x = 3,057,686,165.34/54,261.36
  6. Step 6: Final answer
    x = 56,351.08

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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.