Home / 51,800.60-77,701.32-16,740.24

Finding the Fourth Proportional to 51,800.60, 77,701.32 and 16,740.24

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Solution

The fourth proportional to 51,800.60, 77,701.32 and 16,740.24 is: 25,110.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,800.60 : 77,701.32 = 16,740.24 : x
  2. Step 2: Convert to fraction form
    51,800.60/77,701.32 = 16,740.24/x
  3. Step 3: Cross multiply
    51,800.60x = 77,701.32 × 16,740.24
  4. Step 4: Simplify right side
    51,800.60x = 1,300,738,745.12
  5. Step 5: Solve for x
    x = 1,300,738,745.12/51,800.60
  6. Step 6: Final answer
    x = 25,110.50

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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.