Home / 52,016.17-77,977.41-18,712.82

Finding the Fourth Proportional to 52,016.17, 77,977.41 and 18,712.82

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Solution

The fourth proportional to 52,016.17, 77,977.41 and 18,712.82 is: 28,052.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,016.17 : 77,977.41 = 18,712.82 : x
  2. Step 2: Convert to fraction form
    52,016.17/77,977.41 = 18,712.82/x
  3. Step 3: Cross multiply
    52,016.17x = 77,977.41 × 18,712.82
  4. Step 4: Simplify right side
    52,016.17x = 1,459,177,237.40
  5. Step 5: Solve for x
    x = 1,459,177,237.40/52,016.17
  6. Step 6: Final answer
    x = 28,052.38

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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.