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Finding the Fourth Proportional to 59,995.63, 90,009.82 and 26,255.51

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Solution

The fourth proportional to 59,995.63, 90,009.82 and 26,255.51 is: 39,390.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,995.63 : 90,009.82 = 26,255.51 : x
  2. Step 2: Convert to fraction form
    59,995.63/90,009.82 = 26,255.51/x
  3. Step 3: Cross multiply
    59,995.63x = 90,009.82 × 26,255.51
  4. Step 4: Simplify right side
    59,995.63x = 2,363,253,729.11
  5. Step 5: Solve for x
    x = 2,363,253,729.11/59,995.63
  6. Step 6: Final answer
    x = 39,390.43

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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.