Home / 50,139.58-69,192.64-27,478.36

Finding the Fourth Proportional to 50,139.58, 69,192.64 and 27,478.36

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Solution

The fourth proportional to 50,139.58, 69,192.64 and 27,478.36 is: 37,920.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,139.58 : 69,192.64 = 27,478.36 : x
  2. Step 2: Convert to fraction form
    50,139.58/69,192.64 = 27,478.36/x
  3. Step 3: Cross multiply
    50,139.58x = 69,192.64 × 27,478.36
  4. Step 4: Simplify right side
    50,139.58x = 1,901,300,271.27
  5. Step 5: Solve for x
    x = 1,901,300,271.27/50,139.58
  6. Step 6: Final answer
    x = 37,920.15

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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.