Home / 186,269.26-257,101.02-114,709.28

Finding the Fourth Proportional to 186,269.26, 257,101.02 and 114,709.28

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Solution

The fourth proportional to 186,269.26, 257,101.02 and 114,709.28 is: 158,329.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,269.26 : 257,101.02 = 114,709.28 : x
  2. Step 2: Convert to fraction form
    186,269.26/257,101.02 = 114,709.28/x
  3. Step 3: Cross multiply
    186,269.26x = 257,101.02 × 114,709.28
  4. Step 4: Simplify right side
    186,269.26x = 29,491,872,891.47
  5. Step 5: Solve for x
    x = 29,491,872,891.47/186,269.26
  6. Step 6: Final answer
    x = 158,329.25

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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.