Home / 55,955-83,932.50-16,511.56

Finding the Fourth Proportional to 55,955, 83,932.50 and 16,511.56

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Solution

The fourth proportional to 55,955, 83,932.50 and 16,511.56 is: 24,767.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,955 : 83,932.50 = 16,511.56 : x
  2. Step 2: Convert to fraction form
    55,955/83,932.50 = 16,511.56/x
  3. Step 3: Cross multiply
    55,955x = 83,932.50 × 16,511.56
  4. Step 4: Simplify right side
    55,955x = 1,385,856,509.70
  5. Step 5: Solve for x
    x = 1,385,856,509.70/55,955
  6. Step 6: Final answer
    x = 24,767.34

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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.