Home / 104,529-144,309.88-68,822.84

Finding the Fourth Proportional to 104,529, 144,309.88 and 68,822.84

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Solution

The fourth proportional to 104,529, 144,309.88 and 68,822.84 is: 95,014.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,529 : 144,309.88 = 68,822.84 : x
  2. Step 2: Convert to fraction form
    104,529/144,309.88 = 68,822.84/x
  3. Step 3: Cross multiply
    104,529x = 144,309.88 × 68,822.84
  4. Step 4: Simplify right side
    104,529x = 9,931,815,781.66
  5. Step 5: Solve for x
    x = 9,931,815,781.66/104,529
  6. Step 6: Final answer
    x = 95,014.93

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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.