Home / 60,701.64-83,726.37-40,279.92

Finding the Fourth Proportional to 60,701.64, 83,726.37 and 40,279.92

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Solution

The fourth proportional to 60,701.64, 83,726.37 and 40,279.92 is: 55,558.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,701.64 : 83,726.37 = 40,279.92 : x
  2. Step 2: Convert to fraction form
    60,701.64/83,726.37 = 40,279.92/x
  3. Step 3: Cross multiply
    60,701.64x = 83,726.37 × 40,279.92
  4. Step 4: Simplify right side
    60,701.64x = 3,372,491,485.49
  5. Step 5: Solve for x
    x = 3,372,491,485.49/60,701.64
  6. Step 6: Final answer
    x = 55,558.49

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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.