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Finding the Fourth Proportional to 92,551.12, 127,723.16 and 52,270.94

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Solution

The fourth proportional to 92,551.12, 127,723.16 and 52,270.94 is: 72,135.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,551.12 : 127,723.16 = 52,270.94 : x
  2. Step 2: Convert to fraction form
    92,551.12/127,723.16 = 52,270.94/x
  3. Step 3: Cross multiply
    92,551.12x = 127,723.16 × 52,270.94
  4. Step 4: Simplify right side
    92,551.12x = 6,676,209,632.97
  5. Step 5: Solve for x
    x = 6,676,209,632.97/92,551.12
  6. Step 6: Final answer
    x = 72,135.37

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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.