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Finding the Fourth Proportional to 185,363.46, 255,812.61 and 104,798.49

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Solution

The fourth proportional to 185,363.46, 255,812.61 and 104,798.49 is: 144,628.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,363.46 : 255,812.61 = 104,798.49 : x
  2. Step 2: Convert to fraction form
    185,363.46/255,812.61 = 104,798.49/x
  3. Step 3: Cross multiply
    185,363.46x = 255,812.61 × 104,798.49
  4. Step 4: Simplify right side
    185,363.46x = 26,808,775,250.96
  5. Step 5: Solve for x
    x = 26,808,775,250.96/185,363.46
  6. Step 6: Final answer
    x = 144,628.16

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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.