Home / 77,768.82-116,671.68-25,178.22

Finding the Fourth Proportional to 77,768.82, 116,671.68 and 25,178.22

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Solution

The fourth proportional to 77,768.82, 116,671.68 and 25,178.22 is: 37,773.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,768.82 : 116,671.68 = 25,178.22 : x
  2. Step 2: Convert to fraction form
    77,768.82/116,671.68 = 25,178.22/x
  3. Step 3: Cross multiply
    77,768.82x = 116,671.68 × 25,178.22
  4. Step 4: Simplify right side
    77,768.82x = 2,937,585,226.81
  5. Step 5: Solve for x
    x = 2,937,585,226.81/77,768.82
  6. Step 6: Final answer
    x = 37,773.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.