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Finding the Fourth Proportional to 92,395.02, 127,505.04 and 49,953.54

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Solution

The fourth proportional to 92,395.02, 127,505.04 and 49,953.54 is: 68,935.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,395.02 : 127,505.04 = 49,953.54 : x
  2. Step 2: Convert to fraction form
    92,395.02/127,505.04 = 49,953.54/x
  3. Step 3: Cross multiply
    92,395.02x = 127,505.04 × 49,953.54
  4. Step 4: Simplify right side
    92,395.02x = 6,369,328,115.84
  5. Step 5: Solve for x
    x = 6,369,328,115.84/92,395.02
  6. Step 6: Final answer
    x = 68,935.84

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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.