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Finding the Fourth Proportional to 92,618.01, 127,812.74 and 50,176.71

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Solution

The fourth proportional to 92,618.01, 127,812.74 and 50,176.71 is: 69,243.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,618.01 : 127,812.74 = 50,176.71 : x
  2. Step 2: Convert to fraction form
    92,618.01/127,812.74 = 50,176.71/x
  3. Step 3: Cross multiply
    92,618.01x = 127,812.74 × 50,176.71
  4. Step 4: Simplify right side
    92,618.01x = 6,413,222,538.40
  5. Step 5: Solve for x
    x = 6,413,222,538.40/92,618.01
  6. Step 6: Final answer
    x = 69,243.80

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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.