Home / 140,016.36-193,224.24-76,353.60

Finding the Fourth Proportional to 140,016.36, 193,224.24 and 76,353.60

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Solution

The fourth proportional to 140,016.36, 193,224.24 and 76,353.60 is: 105,368.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,016.36 : 193,224.24 = 76,353.60 : x
  2. Step 2: Convert to fraction form
    140,016.36/193,224.24 = 76,353.60/x
  3. Step 3: Cross multiply
    140,016.36x = 193,224.24 × 76,353.60
  4. Step 4: Simplify right side
    140,016.36x = 14,753,366,331.26
  5. Step 5: Solve for x
    x = 14,753,366,331.26/140,016.36
  6. Step 6: Final answer
    x = 105,368.87

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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.