Home / 186,766.16-257,749.48-106,201.18

Finding the Fourth Proportional to 186,766.16, 257,749.48 and 106,201.18

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Solution

The fourth proportional to 186,766.16, 257,749.48 and 106,201.18 is: 146,564.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,766.16 : 257,749.48 = 106,201.18 : x
  2. Step 2: Convert to fraction form
    186,766.16/257,749.48 = 106,201.18/x
  3. Step 3: Cross multiply
    186,766.16x = 257,749.48 × 106,201.18
  4. Step 4: Simplify right side
    186,766.16x = 27,373,298,920.39
  5. Step 5: Solve for x
    x = 27,373,298,920.39/186,766.16
  6. Step 6: Final answer
    x = 146,564.55

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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.