Home / 104,496.81-144,249.75-70,551.29

Finding the Fourth Proportional to 104,496.81, 144,249.75 and 70,551.29

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Solution

The fourth proportional to 104,496.81, 144,249.75 and 70,551.29 is: 97,390.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,496.81 : 144,249.75 = 70,551.29 : x
  2. Step 2: Convert to fraction form
    104,496.81/144,249.75 = 70,551.29/x
  3. Step 3: Cross multiply
    104,496.81x = 144,249.75 × 70,551.29
  4. Step 4: Simplify right side
    104,496.81x = 10,177,005,223.43
  5. Step 5: Solve for x
    x = 10,177,005,223.43/104,496.81
  6. Step 6: Final answer
    x = 97,390.58

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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.