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Finding the Fourth Proportional to 84,600.93, 116,761.71 and 48,783.94

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Solution

The fourth proportional to 84,600.93, 116,761.71 and 48,783.94 is: 67,329.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,600.93 : 116,761.71 = 48,783.94 : x
  2. Step 2: Convert to fraction form
    84,600.93/116,761.71 = 48,783.94/x
  3. Step 3: Cross multiply
    84,600.93x = 116,761.71 × 48,783.94
  4. Step 4: Simplify right side
    84,600.93x = 5,696,096,254.94
  5. Step 5: Solve for x
    x = 5,696,096,254.94/84,600.93
  6. Step 6: Final answer
    x = 67,329.00

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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.