Home / 104,496.85-144,249.78-70,551.30

Finding the Fourth Proportional to 104,496.85, 144,249.78 and 70,551.30

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Solution

The fourth proportional to 104,496.85, 144,249.78 and 70,551.30 is: 97,390.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,496.85 : 144,249.78 = 70,551.30 : x
  2. Step 2: Convert to fraction form
    104,496.85/144,249.78 = 70,551.30/x
  3. Step 3: Cross multiply
    104,496.85x = 144,249.78 × 70,551.30
  4. Step 4: Simplify right side
    104,496.85x = 10,177,009,503.71
  5. Step 5: Solve for x
    x = 10,177,009,503.71/104,496.85
  6. Step 6: Final answer
    x = 97,390.59

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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.