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Finding the Fourth Proportional to 92,661.67, 127,869.66 and 50,219.29

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Solution

The fourth proportional to 92,661.67, 127,869.66 and 50,219.29 is: 69,300.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,661.67 : 127,869.66 = 50,219.29 : x
  2. Step 2: Convert to fraction form
    92,661.67/127,869.66 = 50,219.29/x
  3. Step 3: Cross multiply
    92,661.67x = 127,869.66 × 50,219.29
  4. Step 4: Simplify right side
    92,661.67x = 6,421,523,537.74
  5. Step 5: Solve for x
    x = 6,421,523,537.74/92,661.67
  6. Step 6: Final answer
    x = 69,300.75

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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.