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Finding the Fourth Proportional to 176,809.82, 243,827.93 and 118,797.74

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Solution

The fourth proportional to 176,809.82, 243,827.93 and 118,797.74 is: 163,826.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,809.82 : 243,827.93 = 118,797.74 : x
  2. Step 2: Convert to fraction form
    176,809.82/243,827.93 = 118,797.74/x
  3. Step 3: Cross multiply
    176,809.82x = 243,827.93 × 118,797.74
  4. Step 4: Simplify right side
    176,809.82x = 28,966,207,025.09
  5. Step 5: Solve for x
    x = 28,966,207,025.09/176,809.82
  6. Step 6: Final answer
    x = 163,826.92

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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.