Home / 186,427.14-257,208.09-108,884.97

Finding the Fourth Proportional to 186,427.14, 257,208.09 and 108,884.97

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Solution

The fourth proportional to 186,427.14, 257,208.09 and 108,884.97 is: 150,225.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,427.14 : 257,208.09 = 108,884.97 : x
  2. Step 2: Convert to fraction form
    186,427.14/257,208.09 = 108,884.97/x
  3. Step 3: Cross multiply
    186,427.14x = 257,208.09 × 108,884.97
  4. Step 4: Simplify right side
    186,427.14x = 28,006,095,163.41
  5. Step 5: Solve for x
    x = 28,006,095,163.41/186,427.14
  6. Step 6: Final answer
    x = 150,225.42

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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.