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Finding the Fourth Proportional to 92,658.17, 127,868.25 and 50,216.71

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Solution

The fourth proportional to 92,658.17, 127,868.25 and 50,216.71 is: 69,299.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,658.17 : 127,868.25 = 50,216.71 : x
  2. Step 2: Convert to fraction form
    92,658.17/127,868.25 = 50,216.71/x
  3. Step 3: Cross multiply
    92,658.17x = 127,868.25 × 50,216.71
  4. Step 4: Simplify right side
    92,658.17x = 6,421,122,189.12
  5. Step 5: Solve for x
    x = 6,421,122,189.12/92,658.17
  6. Step 6: Final answer
    x = 69,299.04

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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.