Home / 68,852.76-95,005.20-40,564.08

Finding the Fourth Proportional to 68,852.76, 95,005.20 and 40,564.08

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Solution

The fourth proportional to 68,852.76, 95,005.20 and 40,564.08 is: 55,971.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,852.76 : 95,005.20 = 40,564.08 : x
  2. Step 2: Convert to fraction form
    68,852.76/95,005.20 = 40,564.08/x
  3. Step 3: Cross multiply
    68,852.76x = 95,005.20 × 40,564.08
  4. Step 4: Simplify right side
    68,852.76x = 3,853,798,533.22
  5. Step 5: Solve for x
    x = 3,853,798,533.22/68,852.76
  6. Step 6: Final answer
    x = 55,971.59

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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.