Home / 56,395.17-84,584.25-18,953.73

Finding the Fourth Proportional to 56,395.17, 84,584.25 and 18,953.73

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Solution

The fourth proportional to 56,395.17, 84,584.25 and 18,953.73 is: 28,427.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,395.17 : 84,584.25 = 18,953.73 : x
  2. Step 2: Convert to fraction form
    56,395.17/84,584.25 = 18,953.73/x
  3. Step 3: Cross multiply
    56,395.17x = 84,584.25 × 18,953.73
  4. Step 4: Simplify right side
    56,395.17x = 1,603,187,036.75
  5. Step 5: Solve for x
    x = 1,603,187,036.75/56,395.17
  6. Step 6: Final answer
    x = 28,427.74

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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.