Home / 106,191.86-159,315.37-39,632.49

Finding the Fourth Proportional to 106,191.86, 159,315.37 and 39,632.49

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Solution

The fourth proportional to 106,191.86, 159,315.37 and 39,632.49 is: 59,459.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,191.86 : 159,315.37 = 39,632.49 : x
  2. Step 2: Convert to fraction form
    106,191.86/159,315.37 = 39,632.49/x
  3. Step 3: Cross multiply
    106,191.86x = 159,315.37 × 39,632.49
  4. Step 4: Simplify right side
    106,191.86x = 6,314,064,808.37
  5. Step 5: Solve for x
    x = 6,314,064,808.37/106,191.86
  6. Step 6: Final answer
    x = 59,459.03

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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.