Home / 120,763.48-166,673.46-70,462.36

Finding the Fourth Proportional to 120,763.48, 166,673.46 and 70,462.36

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Solution

The fourth proportional to 120,763.48, 166,673.46 and 70,462.36 is: 97,249.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,763.48 : 166,673.46 = 70,462.36 : x
  2. Step 2: Convert to fraction form
    120,763.48/166,673.46 = 70,462.36/x
  3. Step 3: Cross multiply
    120,763.48x = 166,673.46 × 70,462.36
  4. Step 4: Simplify right side
    120,763.48x = 11,744,205,340.97
  5. Step 5: Solve for x
    x = 11,744,205,340.97/120,763.48
  6. Step 6: Final answer
    x = 97,249.64

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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.