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Finding the Fourth Proportional to 186,060.92, 256,785.72 and 104,411.66

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Solution

The fourth proportional to 186,060.92, 256,785.72 and 104,411.66 is: 144,100.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,060.92 : 256,785.72 = 104,411.66 : x
  2. Step 2: Convert to fraction form
    186,060.92/256,785.72 = 104,411.66/x
  3. Step 3: Cross multiply
    186,060.92x = 256,785.72 × 104,411.66
  4. Step 4: Simplify right side
    186,060.92x = 26,811,423,289.50
  5. Step 5: Solve for x
    x = 26,811,423,289.50/186,060.92
  6. Step 6: Final answer
    x = 144,100.24

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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.