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Finding the Fourth Proportional to 92,561.94, 127,734.57 and 50,119.74

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Solution

The fourth proportional to 92,561.94, 127,734.57 and 50,119.74 is: 69,164.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,561.94 : 127,734.57 = 50,119.74 : x
  2. Step 2: Convert to fraction form
    92,561.94/127,734.57 = 50,119.74/x
  3. Step 3: Cross multiply
    92,561.94x = 127,734.57 × 50,119.74
  4. Step 4: Simplify right side
    92,561.94x = 6,402,023,437.41
  5. Step 5: Solve for x
    x = 6,402,023,437.41/92,561.94
  6. Step 6: Final answer
    x = 69,164.75

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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.