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Finding the Fourth Proportional to 92,300.96, 127,375.35 and 49,859.48

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Solution

The fourth proportional to 92,300.96, 127,375.35 and 49,859.48 is: 68,806.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,300.96 : 127,375.35 = 49,859.48 : x
  2. Step 2: Convert to fraction form
    92,300.96/127,375.35 = 49,859.48/x
  3. Step 3: Cross multiply
    92,300.96x = 127,375.35 × 49,859.48
  4. Step 4: Simplify right side
    92,300.96x = 6,350,868,715.82
  5. Step 5: Solve for x
    x = 6,350,868,715.82/92,300.96
  6. Step 6: Final answer
    x = 68,806.10

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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.