Home / 186,980.44-258,031.98-102,096.90

Finding the Fourth Proportional to 186,980.44, 258,031.98 and 102,096.90

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Solution

The fourth proportional to 186,980.44, 258,031.98 and 102,096.90 is: 140,893.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,980.44 : 258,031.98 = 102,096.90 : x
  2. Step 2: Convert to fraction form
    186,980.44/258,031.98 = 102,096.90/x
  3. Step 3: Cross multiply
    186,980.44x = 258,031.98 × 102,096.90
  4. Step 4: Simplify right side
    186,980.44x = 26,344,265,258.86
  5. Step 5: Solve for x
    x = 26,344,265,258.86/186,980.44
  6. Step 6: Final answer
    x = 140,893.16

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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.