Home / 54,941.51-82,824.06-51,279.62

Finding the Fourth Proportional to 54,941.51, 82,824.06 and 51,279.62

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Solution

The fourth proportional to 54,941.51, 82,824.06 and 51,279.62 is: 77,303.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,941.51 : 82,824.06 = 51,279.62 : x
  2. Step 2: Convert to fraction form
    54,941.51/82,824.06 = 51,279.62/x
  3. Step 3: Cross multiply
    54,941.51x = 82,824.06 × 51,279.62
  4. Step 4: Simplify right side
    54,941.51x = 4,247,185,909.54
  5. Step 5: Solve for x
    x = 4,247,185,909.54/54,941.51
  6. Step 6: Final answer
    x = 77,303.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.