Home / 45,323.83-67,985.46-17,621.83

Finding the Fourth Proportional to 45,323.83, 67,985.46 and 17,621.83

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Solution

The fourth proportional to 45,323.83, 67,985.46 and 17,621.83 is: 26,432.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,323.83 : 67,985.46 = 17,621.83 : x
  2. Step 2: Convert to fraction form
    45,323.83/67,985.46 = 17,621.83/x
  3. Step 3: Cross multiply
    45,323.83x = 67,985.46 × 17,621.83
  4. Step 4: Simplify right side
    45,323.83x = 1,198,028,218.59
  5. Step 5: Solve for x
    x = 1,198,028,218.59/45,323.83
  6. Step 6: Final answer
    x = 26,432.63

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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.