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Finding the Fourth Proportional to 92,308.33, 127,385.67 and 53,553.68

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Solution

The fourth proportional to 92,308.33, 127,385.67 and 53,553.68 is: 73,904.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,308.33 : 127,385.67 = 53,553.68 : x
  2. Step 2: Convert to fraction form
    92,308.33/127,385.67 = 53,553.68/x
  3. Step 3: Cross multiply
    92,308.33x = 127,385.67 × 53,553.68
  4. Step 4: Simplify right side
    92,308.33x = 6,821,970,770.84
  5. Step 5: Solve for x
    x = 6,821,970,770.84/92,308.33
  6. Step 6: Final answer
    x = 73,904.17

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1.5x scale

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.