Home / 186,158.54-256,891.23-101,275.94

Finding the Fourth Proportional to 186,158.54, 256,891.23 and 101,275.94

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Solution

The fourth proportional to 186,158.54, 256,891.23 and 101,275.94 is: 139,756.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,158.54 : 256,891.23 = 101,275.94 : x
  2. Step 2: Convert to fraction form
    186,158.54/256,891.23 = 101,275.94/x
  3. Step 3: Cross multiply
    186,158.54x = 256,891.23 × 101,275.94
  4. Step 4: Simplify right side
    186,158.54x = 26,016,900,796.01
  5. Step 5: Solve for x
    x = 26,016,900,796.01/186,158.54
  6. Step 6: Final answer
    x = 139,756.69

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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.