Home / 104,101.44-143,660.32-56,355.18

Finding the Fourth Proportional to 104,101.44, 143,660.32 and 56,355.18

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Solution

The fourth proportional to 104,101.44, 143,660.32 and 56,355.18 is: 77,770.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,101.44 : 143,660.32 = 56,355.18 : x
  2. Step 2: Convert to fraction form
    104,101.44/143,660.32 = 56,355.18/x
  3. Step 3: Cross multiply
    104,101.44x = 143,660.32 × 56,355.18
  4. Step 4: Simplify right side
    104,101.44x = 8,096,003,192.46
  5. Step 5: Solve for x
    x = 8,096,003,192.46/104,101.44
  6. Step 6: Final answer
    x = 77,770.33

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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.