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Finding the Fourth Proportional to 67,010.94, 92,475.18 and 36,798.21

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Solution

The fourth proportional to 67,010.94, 92,475.18 and 36,798.21 is: 50,781.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,010.94 : 92,475.18 = 36,798.21 : x
  2. Step 2: Convert to fraction form
    67,010.94/92,475.18 = 36,798.21/x
  3. Step 3: Cross multiply
    67,010.94x = 92,475.18 × 36,798.21
  4. Step 4: Simplify right side
    67,010.94x = 3,402,921,093.43
  5. Step 5: Solve for x
    x = 3,402,921,093.43/67,010.94
  6. Step 6: Final answer
    x = 50,781.58

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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.