Home / 54,346.05-74,963.03-39,260.88

Finding the Fourth Proportional to 54,346.05, 74,963.03 and 39,260.88

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Solution

The fourth proportional to 54,346.05, 74,963.03 and 39,260.88 is: 54,155.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,346.05 : 74,963.03 = 39,260.88 : x
  2. Step 2: Convert to fraction form
    54,346.05/74,963.03 = 39,260.88/x
  3. Step 3: Cross multiply
    54,346.05x = 74,963.03 × 39,260.88
  4. Step 4: Simplify right side
    54,346.05x = 2,943,114,525.27
  5. Step 5: Solve for x
    x = 2,943,114,525.27/54,346.05
  6. Step 6: Final answer
    x = 54,155.08

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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.