Home / 55,741.58-76,901.48-31,855.44

Finding the Fourth Proportional to 55,741.58, 76,901.48 and 31,855.44

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Solution

The fourth proportional to 55,741.58, 76,901.48 and 31,855.44 is: 43,947.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,741.58 : 76,901.48 = 31,855.44 : x
  2. Step 2: Convert to fraction form
    55,741.58/76,901.48 = 31,855.44/x
  3. Step 3: Cross multiply
    55,741.58x = 76,901.48 × 31,855.44
  4. Step 4: Simplify right side
    55,741.58x = 2,449,730,322.77
  5. Step 5: Solve for x
    x = 2,449,730,322.77/55,741.58
  6. Step 6: Final answer
    x = 43,947.99

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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.