Home / 104,157.80-143,746.61-58,844.10

Finding the Fourth Proportional to 104,157.80, 143,746.61 and 58,844.10

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Solution

The fourth proportional to 104,157.80, 143,746.61 and 58,844.10 is: 81,209.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,157.80 : 143,746.61 = 58,844.10 : x
  2. Step 2: Convert to fraction form
    104,157.80/143,746.61 = 58,844.10/x
  3. Step 3: Cross multiply
    104,157.80x = 143,746.61 × 58,844.10
  4. Step 4: Simplify right side
    104,157.80x = 8,458,639,893.50
  5. Step 5: Solve for x
    x = 8,458,639,893.50/104,157.80
  6. Step 6: Final answer
    x = 81,209.86

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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.