Home / 54,122.32-74,628.04-34,976.88

Finding the Fourth Proportional to 54,122.32, 74,628.04 and 34,976.88

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Solution

The fourth proportional to 54,122.32, 74,628.04 and 34,976.88 is: 48,228.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,122.32 : 74,628.04 = 34,976.88 : x
  2. Step 2: Convert to fraction form
    54,122.32/74,628.04 = 34,976.88/x
  3. Step 3: Cross multiply
    54,122.32x = 74,628.04 × 34,976.88
  4. Step 4: Simplify right side
    54,122.32x = 2,610,255,999.72
  5. Step 5: Solve for x
    x = 2,610,255,999.72/54,122.32
  6. Step 6: Final answer
    x = 48,228.83

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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.