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Finding the Fourth Proportional to 92,610.28, 127,802.80 and 50,168.80

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Solution

The fourth proportional to 92,610.28, 127,802.80 and 50,168.80 is: 69,233.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,610.28 : 127,802.80 = 50,168.80 : x
  2. Step 2: Convert to fraction form
    92,610.28/127,802.80 = 50,168.80/x
  3. Step 3: Cross multiply
    92,610.28x = 127,802.80 × 50,168.80
  4. Step 4: Simplify right side
    92,610.28x = 6,411,713,112.64
  5. Step 5: Solve for x
    x = 6,411,713,112.64/92,610.28
  6. Step 6: Final answer
    x = 69,233.28

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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.