Home / 140,334.75-193,606.98-86,526.36

Finding the Fourth Proportional to 140,334.75, 193,606.98 and 86,526.36

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Solution

The fourth proportional to 140,334.75, 193,606.98 and 86,526.36 is: 119,372.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,334.75 : 193,606.98 = 86,526.36 : x
  2. Step 2: Convert to fraction form
    140,334.75/193,606.98 = 86,526.36/x
  3. Step 3: Cross multiply
    140,334.75x = 193,606.98 × 86,526.36
  4. Step 4: Simplify right side
    140,334.75x = 16,752,107,249.99
  5. Step 5: Solve for x
    x = 16,752,107,249.99/140,334.75
  6. Step 6: Final answer
    x = 119,372.48

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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.