Home / 56,037.44-77,326.44-30,886.76

Finding the Fourth Proportional to 56,037.44, 77,326.44 and 30,886.76

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Solution

The fourth proportional to 56,037.44, 77,326.44 and 30,886.76 is: 42,620.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,037.44 : 77,326.44 = 30,886.76 : x
  2. Step 2: Convert to fraction form
    56,037.44/77,326.44 = 30,886.76/x
  3. Step 3: Cross multiply
    56,037.44x = 77,326.44 × 30,886.76
  4. Step 4: Simplify right side
    56,037.44x = 2,388,363,193.93
  5. Step 5: Solve for x
    x = 2,388,363,193.93/56,037.44
  6. Step 6: Final answer
    x = 42,620.85

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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.