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Finding the Fourth Proportional to 227,084.16, 340,666.32 and 93,889.79

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Solution

The fourth proportional to 227,084.16, 340,666.32 and 93,889.79 is: 140,851.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,084.16 : 340,666.32 = 93,889.79 : x
  2. Step 2: Convert to fraction form
    227,084.16/340,666.32 = 93,889.79/x
  3. Step 3: Cross multiply
    227,084.16x = 340,666.32 × 93,889.79
  4. Step 4: Simplify right side
    227,084.16x = 31,985,087,541.54
  5. Step 5: Solve for x
    x = 31,985,087,541.54/227,084.16
  6. Step 6: Final answer
    x = 140,851.25

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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.