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Finding the Fourth Proportional to 176,820.71, 265,228.46 and 43,700.97

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Solution

The fourth proportional to 176,820.71, 265,228.46 and 43,700.97 is: 65,550.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,820.71 : 265,228.46 = 43,700.97 : x
  2. Step 2: Convert to fraction form
    176,820.71/265,228.46 = 43,700.97/x
  3. Step 3: Cross multiply
    176,820.71x = 265,228.46 × 43,700.97
  4. Step 4: Simplify right side
    176,820.71x = 11,590,741,913.59
  5. Step 5: Solve for x
    x = 11,590,741,913.59/176,820.71
  6. Step 6: Final answer
    x = 65,550.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.