Home / 56,419.17-77,893.90-36,311.07

Finding the Fourth Proportional to 56,419.17, 77,893.90 and 36,311.07

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Solution

The fourth proportional to 56,419.17, 77,893.90 and 36,311.07 is: 50,132.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,419.17 : 77,893.90 = 36,311.07 : x
  2. Step 2: Convert to fraction form
    56,419.17/77,893.90 = 36,311.07/x
  3. Step 3: Cross multiply
    56,419.17x = 77,893.90 × 36,311.07
  4. Step 4: Simplify right side
    56,419.17x = 2,828,410,764.70
  5. Step 5: Solve for x
    x = 2,828,410,764.70/56,419.17
  6. Step 6: Final answer
    x = 50,132.09

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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.