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Finding the Fourth Proportional to 92,597.69, 127,784.84 and 50,156.24

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Solution

The fourth proportional to 92,597.69, 127,784.84 and 50,156.24 is: 69,215.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,597.69 : 127,784.84 = 50,156.24 : x
  2. Step 2: Convert to fraction form
    92,597.69/127,784.84 = 50,156.24/x
  3. Step 3: Cross multiply
    92,597.69x = 127,784.84 × 50,156.24
  4. Step 4: Simplify right side
    92,597.69x = 6,409,206,213.70
  5. Step 5: Solve for x
    x = 6,409,206,213.70/92,597.69
  6. Step 6: Final answer
    x = 69,215.62

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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.