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Finding the Fourth Proportional to 226,088.76, 339,291.90 and 93,090

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Solution

The fourth proportional to 226,088.76, 339,291.90 and 93,090 is: 139,700.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,088.76 : 339,291.90 = 93,090 : x
  2. Step 2: Convert to fraction form
    226,088.76/339,291.90 = 93,090/x
  3. Step 3: Cross multiply
    226,088.76x = 339,291.90 × 93,090
  4. Step 4: Simplify right side
    226,088.76x = 31,584,682,971.00
  5. Step 5: Solve for x
    x = 31,584,682,971.00/226,088.76
  6. Step 6: Final answer
    x = 139,700.37

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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.