Home / 54,739.97-75,541.04-30,866.48

Finding the Fourth Proportional to 54,739.97, 75,541.04 and 30,866.48

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Solution

The fourth proportional to 54,739.97, 75,541.04 and 30,866.48 is: 42,595.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,739.97 : 75,541.04 = 30,866.48 : x
  2. Step 2: Convert to fraction form
    54,739.97/75,541.04 = 30,866.48/x
  3. Step 3: Cross multiply
    54,739.97x = 75,541.04 × 30,866.48
  4. Step 4: Simplify right side
    54,739.97x = 2,331,685,468.30
  5. Step 5: Solve for x
    x = 2,331,685,468.30/54,739.97
  6. Step 6: Final answer
    x = 42,595.67

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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.