Home / 55,769.22-76,963.26-30,619.26

Finding the Fourth Proportional to 55,769.22, 76,963.26 and 30,619.26

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Solution

The fourth proportional to 55,769.22, 76,963.26 and 30,619.26 is: 42,255.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,769.22 : 76,963.26 = 30,619.26 : x
  2. Step 2: Convert to fraction form
    55,769.22/76,963.26 = 30,619.26/x
  3. Step 3: Cross multiply
    55,769.22x = 76,963.26 × 30,619.26
  4. Step 4: Simplify right side
    55,769.22x = 2,356,558,068.39
  5. Step 5: Solve for x
    x = 2,356,558,068.39/55,769.22
  6. Step 6: Final answer
    x = 42,255.53

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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.