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Finding the Fourth Proportional to 68,479.77, 94,501.80 and 37,852.02

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Solution

The fourth proportional to 68,479.77, 94,501.80 and 37,852.02 is: 52,235.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,479.77 : 94,501.80 = 37,852.02 : x
  2. Step 2: Convert to fraction form
    68,479.77/94,501.80 = 37,852.02/x
  3. Step 3: Cross multiply
    68,479.77x = 94,501.80 × 37,852.02
  4. Step 4: Simplify right side
    68,479.77x = 3,577,084,023.64
  5. Step 5: Solve for x
    x = 3,577,084,023.64/68,479.77
  6. Step 6: Final answer
    x = 52,235.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.