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Finding the Fourth Proportional to 186,600.58, 257,508.41 and 104,929.11

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Solution

The fourth proportional to 186,600.58, 257,508.41 and 104,929.11 is: 144,801.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,600.58 : 257,508.41 = 104,929.11 : x
  2. Step 2: Convert to fraction form
    186,600.58/257,508.41 = 104,929.11/x
  3. Step 3: Cross multiply
    186,600.58x = 257,508.41 × 104,929.11
  4. Step 4: Simplify right side
    186,600.58x = 27,020,127,754.17
  5. Step 5: Solve for x
    x = 27,020,127,754.17/186,600.58
  6. Step 6: Final answer
    x = 144,801.95

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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.