Home / 186,929.25-257,963.45-102,047.19

Finding the Fourth Proportional to 186,929.25, 257,963.45 and 102,047.19

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Solution

The fourth proportional to 186,929.25, 257,963.45 and 102,047.19 is: 140,825.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,929.25 : 257,963.45 = 102,047.19 : x
  2. Step 2: Convert to fraction form
    186,929.25/257,963.45 = 102,047.19/x
  3. Step 3: Cross multiply
    186,929.25x = 257,963.45 × 102,047.19
  4. Step 4: Simplify right side
    186,929.25x = 26,324,444,684.97
  5. Step 5: Solve for x
    x = 26,324,444,684.97/186,929.25
  6. Step 6: Final answer
    x = 140,825.71

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1.5x scale

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.