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Finding the Fourth Proportional to 61,254.74, 91,873.73 and 16,875.11

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Solution

The fourth proportional to 61,254.74, 91,873.73 and 16,875.11 is: 25,310.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,254.74 : 91,873.73 = 16,875.11 : x
  2. Step 2: Convert to fraction form
    61,254.74/91,873.73 = 16,875.11/x
  3. Step 3: Cross multiply
    61,254.74x = 91,873.73 × 16,875.11
  4. Step 4: Simplify right side
    61,254.74x = 1,550,378,756.12
  5. Step 5: Solve for x
    x = 1,550,378,756.12/61,254.74
  6. Step 6: Final answer
    x = 25,310.35

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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.