Home / 359,441.12-539,241.06-106,742.18

Finding the Fourth Proportional to 359,441.12, 539,241.06 and 106,742.18

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Solution

The fourth proportional to 359,441.12, 539,241.06 and 106,742.18 is: 160,136.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,441.12 : 539,241.06 = 106,742.18 : x
  2. Step 2: Convert to fraction form
    359,441.12/539,241.06 = 106,742.18/x
  3. Step 3: Cross multiply
    359,441.12x = 539,241.06 × 106,742.18
  4. Step 4: Simplify right side
    359,441.12x = 57,559,766,289.91
  5. Step 5: Solve for x
    x = 57,559,766,289.91/359,441.12
  6. Step 6: Final answer
    x = 160,136.84

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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.