Home / 88,863.90-122,633.64-53,057.04

Finding the Fourth Proportional to 88,863.90, 122,633.64 and 53,057.04

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Solution

The fourth proportional to 88,863.90, 122,633.64 and 53,057.04 is: 73,219.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,863.90 : 122,633.64 = 53,057.04 : x
  2. Step 2: Convert to fraction form
    88,863.90/122,633.64 = 53,057.04/x
  3. Step 3: Cross multiply
    88,863.90x = 122,633.64 × 53,057.04
  4. Step 4: Simplify right side
    88,863.90x = 6,506,577,942.83
  5. Step 5: Solve for x
    x = 6,506,577,942.83/88,863.90
  6. Step 6: Final answer
    x = 73,219.59

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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.