Home / 188,386.71-281,360.67-170,581.79

Finding the Fourth Proportional to 188,386.71, 281,360.67 and 170,581.79

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Solution

The fourth proportional to 188,386.71, 281,360.67 and 170,581.79 is: 254,768.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,386.71 : 281,360.67 = 170,581.79 : x
  2. Step 2: Convert to fraction form
    188,386.71/281,360.67 = 170,581.79/x
  3. Step 3: Cross multiply
    188,386.71x = 281,360.67 × 170,581.79
  4. Step 4: Simplify right side
    188,386.71x = 47,995,006,724.20
  5. Step 5: Solve for x
    x = 47,995,006,724.20/188,386.71
  6. Step 6: Final answer
    x = 254,768.54

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.