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Finding the Fourth Proportional to 92,353.36, 127,448.22 and 49,911.79

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Solution

The fourth proportional to 92,353.36, 127,448.22 and 49,911.79 is: 68,878.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,353.36 : 127,448.22 = 49,911.79 : x
  2. Step 2: Convert to fraction form
    92,353.36/127,448.22 = 49,911.79/x
  3. Step 3: Cross multiply
    92,353.36x = 127,448.22 × 49,911.79
  4. Step 4: Simplify right side
    92,353.36x = 6,361,168,792.51
  5. Step 5: Solve for x
    x = 6,361,168,792.51/92,353.36
  6. Step 6: Final answer
    x = 68,878.59

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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.