Home / 38,212.10-57,208.80-33,838.10

Finding the Fourth Proportional to 38,212.10, 57,208.80 and 33,838.10

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Solution

The fourth proportional to 38,212.10, 57,208.80 and 33,838.10 is: 50,660.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,212.10 : 57,208.80 = 33,838.10 : x
  2. Step 2: Convert to fraction form
    38,212.10/57,208.80 = 33,838.10/x
  3. Step 3: Cross multiply
    38,212.10x = 57,208.80 × 33,838.10
  4. Step 4: Simplify right side
    38,212.10x = 1,935,837,095.28
  5. Step 5: Solve for x
    x = 1,935,837,095.28/38,212.10
  6. Step 6: Final answer
    x = 50,660.32

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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.