Home / 186,906.03-257,930.64-102,023.16

Finding the Fourth Proportional to 186,906.03, 257,930.64 and 102,023.16

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Solution

The fourth proportional to 186,906.03, 257,930.64 and 102,023.16 is: 140,792.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,906.03 : 257,930.64 = 102,023.16 : x
  2. Step 2: Convert to fraction form
    186,906.03/257,930.64 = 102,023.16/x
  3. Step 3: Cross multiply
    186,906.03x = 257,930.64 × 102,023.16
  4. Step 4: Simplify right side
    186,906.03x = 26,314,898,953.62
  5. Step 5: Solve for x
    x = 26,314,898,953.62/186,906.03
  6. Step 6: Final answer
    x = 140,792.13

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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.