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Finding the Fourth Proportional to 163,294.76, 244,917.66 and 77,884.04

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Solution

The fourth proportional to 163,294.76, 244,917.66 and 77,884.04 is: 116,814.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,294.76 : 244,917.66 = 77,884.04 : x
  2. Step 2: Convert to fraction form
    163,294.76/244,917.66 = 77,884.04/x
  3. Step 3: Cross multiply
    163,294.76x = 244,917.66 × 77,884.04
  4. Step 4: Simplify right side
    163,294.76x = 19,075,176,828.15
  5. Step 5: Solve for x
    x = 19,075,176,828.15/163,294.76
  6. Step 6: Final answer
    x = 116,814.38

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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.