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Finding the Fourth Proportional to 186,060.92, 256,785.74 and 104,411.68

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Solution

The fourth proportional to 186,060.92, 256,785.74 and 104,411.68 is: 144,100.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,060.92 : 256,785.74 = 104,411.68 : x
  2. Step 2: Convert to fraction form
    186,060.92/256,785.74 = 104,411.68/x
  3. Step 3: Cross multiply
    186,060.92x = 256,785.74 × 104,411.68
  4. Step 4: Simplify right side
    186,060.92x = 26,811,430,513.44
  5. Step 5: Solve for x
    x = 26,811,430,513.44/186,060.92
  6. Step 6: Final answer
    x = 144,100.28

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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.