Home / 56,093.20-77,408.86-30,600.14

Finding the Fourth Proportional to 56,093.20, 77,408.86 and 30,600.14

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Solution

The fourth proportional to 56,093.20, 77,408.86 and 30,600.14 is: 42,228.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,093.20 : 77,408.86 = 30,600.14 : x
  2. Step 2: Convert to fraction form
    56,093.20/77,408.86 = 30,600.14/x
  3. Step 3: Cross multiply
    56,093.20x = 77,408.86 × 30,600.14
  4. Step 4: Simplify right side
    56,093.20x = 2,368,721,953.24
  5. Step 5: Solve for x
    x = 2,368,721,953.24/56,093.20
  6. Step 6: Final answer
    x = 42,228.33

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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.