Home / 104,410.82-144,206.55-68,760.18

Finding the Fourth Proportional to 104,410.82, 144,206.55 and 68,760.18

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Solution

The fourth proportional to 104,410.82, 144,206.55 and 68,760.18 is: 94,967.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,410.82 : 144,206.55 = 68,760.18 : x
  2. Step 2: Convert to fraction form
    104,410.82/144,206.55 = 68,760.18/x
  3. Step 3: Cross multiply
    104,410.82x = 144,206.55 × 68,760.18
  4. Step 4: Simplify right side
    104,410.82x = 9,915,668,335.18
  5. Step 5: Solve for x
    x = 9,915,668,335.18/104,410.82
  6. Step 6: Final answer
    x = 94,967.82

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1.5x scale

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.