Home / 153,924.30-230,910.75-65,178.36

Finding the Fourth Proportional to 153,924.30, 230,910.75 and 65,178.36

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Solution

The fourth proportional to 153,924.30, 230,910.75 and 65,178.36 is: 97,777.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,924.30 : 230,910.75 = 65,178.36 : x
  2. Step 2: Convert to fraction form
    153,924.30/230,910.75 = 65,178.36/x
  3. Step 3: Cross multiply
    153,924.30x = 230,910.75 × 65,178.36
  4. Step 4: Simplify right side
    153,924.30x = 15,050,383,991.37
  5. Step 5: Solve for x
    x = 15,050,383,991.37/153,924.30
  6. Step 6: Final answer
    x = 97,777.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.