Home / 54,636.38-75,392.34-30,762.62

Finding the Fourth Proportional to 54,636.38, 75,392.34 and 30,762.62

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Solution

The fourth proportional to 54,636.38, 75,392.34 and 30,762.62 is: 42,449.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,636.38 : 75,392.34 = 30,762.62 : x
  2. Step 2: Convert to fraction form
    54,636.38/75,392.34 = 30,762.62/x
  3. Step 3: Cross multiply
    54,636.38x = 75,392.34 × 30,762.62
  4. Step 4: Simplify right side
    54,636.38x = 2,319,265,906.33
  5. Step 5: Solve for x
    x = 2,319,265,906.33/54,636.38
  6. Step 6: Final answer
    x = 42,449.11

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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.