Home / 82,852.92-114,300.63-55,985.64

Finding the Fourth Proportional to 82,852.92, 114,300.63 and 55,985.64

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Solution

The fourth proportional to 82,852.92, 114,300.63 and 55,985.64 is: 77,235.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,852.92 : 114,300.63 = 55,985.64 : x
  2. Step 2: Convert to fraction form
    82,852.92/114,300.63 = 55,985.64/x
  3. Step 3: Cross multiply
    82,852.92x = 114,300.63 × 55,985.64
  4. Step 4: Simplify right side
    82,852.92x = 6,399,193,922.95
  5. Step 5: Solve for x
    x = 6,399,193,922.95/82,852.92
  6. Step 6: Final answer
    x = 77,235.59

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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.