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Finding the Fourth Proportional to 185,498.19, 256,025.75 and 104,929.11

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Solution

The fourth proportional to 185,498.19, 256,025.75 and 104,929.11 is: 144,823.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,498.19 : 256,025.75 = 104,929.11 : x
  2. Step 2: Convert to fraction form
    185,498.19/256,025.75 = 104,929.11/x
  3. Step 3: Cross multiply
    185,498.19x = 256,025.75 × 104,929.11
  4. Step 4: Simplify right side
    185,498.19x = 26,864,553,559.94
  5. Step 5: Solve for x
    x = 26,864,553,559.94/185,498.19
  6. Step 6: Final answer
    x = 144,823.80

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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.