Home / 84,605.14-126,909.12-32,039.38

Finding the Fourth Proportional to 84,605.14, 126,909.12 and 32,039.38

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Solution

The fourth proportional to 84,605.14, 126,909.12 and 32,039.38 is: 48,059.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,605.14 : 126,909.12 = 32,039.38 : x
  2. Step 2: Convert to fraction form
    84,605.14/126,909.12 = 32,039.38/x
  3. Step 3: Cross multiply
    84,605.14x = 126,909.12 × 32,039.38
  4. Step 4: Simplify right side
    84,605.14x = 4,066,089,521.15
  5. Step 5: Solve for x
    x = 4,066,089,521.15/84,605.14
  6. Step 6: Final answer
    x = 48,059.60

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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.