Home / 43,213.77-64,820.61-16,900.02

Finding the Fourth Proportional to 43,213.77, 64,820.61 and 16,900.02

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Solution

The fourth proportional to 43,213.77, 64,820.61 and 16,900.02 is: 25,350.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,213.77 : 64,820.61 = 16,900.02 : x
  2. Step 2: Convert to fraction form
    43,213.77/64,820.61 = 16,900.02/x
  3. Step 3: Cross multiply
    43,213.77x = 64,820.61 × 16,900.02
  4. Step 4: Simplify right side
    43,213.77x = 1,095,469,605.41
  5. Step 5: Solve for x
    x = 1,095,469,605.41/43,213.77
  6. Step 6: Final answer
    x = 25,350.01

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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.