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Finding the Fourth Proportional to 127,034.94, 190,552.40 and 33,541.50

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Solution

The fourth proportional to 127,034.94, 190,552.40 and 33,541.50 is: 50,312.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,034.94 : 190,552.40 = 33,541.50 : x
  2. Step 2: Convert to fraction form
    127,034.94/190,552.40 = 33,541.50/x
  3. Step 3: Cross multiply
    127,034.94x = 190,552.40 × 33,541.50
  4. Step 4: Simplify right side
    127,034.94x = 6,391,413,156.89
  5. Step 5: Solve for x
    x = 6,391,413,156.89/127,034.94
  6. Step 6: Final answer
    x = 50,312.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.