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Finding the Fourth Proportional to 186,733.97, 257,695.95 and 101,851.04

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Solution

The fourth proportional to 186,733.97, 257,695.95 and 101,851.04 is: 140,556.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,733.97 : 257,695.95 = 101,851.04 : x
  2. Step 2: Convert to fraction form
    186,733.97/257,695.95 = 101,851.04/x
  3. Step 3: Cross multiply
    186,733.97x = 257,695.95 × 101,851.04
  4. Step 4: Simplify right side
    186,733.97x = 26,246,599,222.81
  5. Step 5: Solve for x
    x = 26,246,599,222.81/186,733.97
  6. Step 6: Final answer
    x = 140,556.11

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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.