Home / 140,027.33-193,238.46-76,365.59

Finding the Fourth Proportional to 140,027.33, 193,238.46 and 76,365.59

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Solution

The fourth proportional to 140,027.33, 193,238.46 and 76,365.59 is: 105,384.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,027.33 : 193,238.46 = 76,365.59 : x
  2. Step 2: Convert to fraction form
    140,027.33/193,238.46 = 76,365.59/x
  3. Step 3: Cross multiply
    140,027.33x = 193,238.46 × 76,365.59
  4. Step 4: Simplify right side
    140,027.33x = 14,756,768,042.40
  5. Step 5: Solve for x
    x = 14,756,768,042.40/140,027.33
  6. Step 6: Final answer
    x = 105,384.91

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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.