Home / 29,117.45-43,675.83-20,533.56

Finding the Fourth Proportional to 29,117.45, 43,675.83 and 20,533.56

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Solution

The fourth proportional to 29,117.45, 43,675.83 and 20,533.56 is: 30,800.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,117.45 : 43,675.83 = 20,533.56 : x
  2. Step 2: Convert to fraction form
    29,117.45/43,675.83 = 20,533.56/x
  3. Step 3: Cross multiply
    29,117.45x = 43,675.83 × 20,533.56
  4. Step 4: Simplify right side
    29,117.45x = 896,820,275.85
  5. Step 5: Solve for x
    x = 896,820,275.85/29,117.45
  6. Step 6: Final answer
    x = 30,800.10

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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.