Home / 54,836.19-75,665.81-30,962.39

Finding the Fourth Proportional to 54,836.19, 75,665.81 and 30,962.39

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Solution

The fourth proportional to 54,836.19, 75,665.81 and 30,962.39 is: 42,723.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,836.19 : 75,665.81 = 30,962.39 : x
  2. Step 2: Convert to fraction form
    54,836.19/75,665.81 = 30,962.39/x
  3. Step 3: Cross multiply
    54,836.19x = 75,665.81 × 30,962.39
  4. Step 4: Simplify right side
    54,836.19x = 2,342,794,017.96
  5. Step 5: Solve for x
    x = 2,342,794,017.96/54,836.19
  6. Step 6: Final answer
    x = 42,723.50

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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.