Home / 39,953.05-55,140.35-33,227.11

Finding the Fourth Proportional to 39,953.05, 55,140.35 and 33,227.11

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Solution

The fourth proportional to 39,953.05, 55,140.35 and 33,227.11 is: 45,857.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,953.05 : 55,140.35 = 33,227.11 : x
  2. Step 2: Convert to fraction form
    39,953.05/55,140.35 = 33,227.11/x
  3. Step 3: Cross multiply
    39,953.05x = 55,140.35 × 33,227.11
  4. Step 4: Simplify right side
    39,953.05x = 1,832,154,377.68
  5. Step 5: Solve for x
    x = 1,832,154,377.68/39,953.05
  6. Step 6: Final answer
    x = 45,857.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.